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Company announcements, project updates, and important notices unfold here in chronological order.

Announcement of the company's board of directors’ approval for the land development project in Wenshan District,Taipei City

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-08-11 16:26:42 Sequence number: 2 Date of events: 2026/08/11 Applicable item: paragraph 20 1.Type of contract:Jointly build, separately own. 2.Date of occurrence of the event:2026/08/11 3.Date of the board of directors resolution:2026/08/11 4.Other approval date:NA 5.Counterparty to the contract and relationship with the Company: Counterparty: Unrelated individuals and others. Relationship with the Company: None 6.Major content of the contract (including total contract amount, anticipated monetary amount of participation in the investment, and start and end dates of the contract), restrictive covenants, and other important terms and conditions: Announcement will be made after the contract signing is completed. 7.Name of the professional appraisal firm or company and its appraisal opinion:Zhengyi Real Estate Appraiser Firm. appraisal result: Landowner and developer joint-development allocation ratio: to be announced after the contract is signed. Tianyi Real Estate Appraisers Joint Firm. appraisal result: Landowner and developer joint-development allocation ratio: to be announced after the contract is signed. 8.Name of the real property appraiser: Lin Ming-Hong Zhuang Wei-quan 9.Practice certificate number of the real property appraiser: (95) TCG_No.000089 (96) New Taipei Appraisal No. 000024 10.Concrete purpose of the acquisition:Constructing a residential building 11.Any dissenting opinions of directors to the present transaction:None 12.Whether the counterparty of the current transaction is a related party:NO 13.Date of ratification by supervisors or approval by the audit committee:2026/08/11 14.The appraisal report has a limited price, specific price, or special price:No or not applicable 15.An appraisal report has not yet been obtained:No or not applicable 16.Reason for an appraisal report not being obtained:not applicable 17.Reason for any significant discrepancy with the appraisal reports and opinion of the CPA:not applicable 18.Name of the CPA firm:not applicable 19.Name of the CPA:not applicable 20.Practice certificate number of the CPA:not applicable 21.Date on which material information regarding the same event has been previously released:NA 22.Any other matters that need to be specified: Reason for occurrence:The board of directors’ approval for the land development project in Wenshan District,Taipei City. Response measures: After further processing is completed, a board report and related announcements will be made. Any other matters that need to be specified: Transaction amount (B) refers to the estimated investment in planning and construction costs. Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260811&spoke_time=162642&seq_no=2

Announcement regarding the resolution of the Company’s Board of Directors appointing the Members of the 6th Remuneration Committee

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-08-11 15:50:25 Sequence number: 2 Date of events: 2026/08/11 Applicable item: paragraph 6 1.Date of occurrence of the change:2026/08/11 2.Name of the functional committees:Remuneration Committee 3.Name of the previous position holder: (1)Lee, Shu-Lan (2)Hung, Lung-Ping (3)Liu, Chia-Yuan 4.Resume of the previous position holder: (1) Lee, Shu-Lan:Former Independent Director of Founding Construction Development Corp. (2) Hung, Lung-Ping:Independent Director of Founding Construction Development Corp. (3) Liu, Chia-Yuan:Former CTO of Yang Ming Marine Transport Corp., and Former General Manager of All Oceans Transportation Inc. 5.Name of the new position holder: (1)Hung, Lung-Ping (2)Lan, You-Liang (3)Liu, Chia-Yuan 6.Resume of the new position holder: (1)Hung, Lung-Ping: Director of Shan-Hsin Consulting Ltd., and Independent Director of Founding Construction Development Corp. (2)Lan, You-Liang : Former Manager of Central Trust of China, and Independent Director of Founding Construction Development Corp. (3) Liu, Chia-Yuan:Former CTO of Yang Ming Marine Transport Corp., and Former General Manager of All Oceans Transportation Inc. 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”): Term expired 8.Reason for the change:Term expiration and reappointment of the positions. 9.Original term (from __________ to __________):2023/06/09~2026/06/08 10.Effective date of the new member:2026/08/11 11.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260811&spoke_time=155025&seq_no=2

Announcement of the Adoption of the 2026 Q2 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-08-11 15:46:54 Sequence number: 1 Date of events: 2026/08/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2026/08/11 2.Date of approval by the audit committee:2026/08/11 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2026/01/01-2026/06/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):710094 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):199786 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):111265 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):135628 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):111854 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):111854 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.39 11.Total assets end of the period (thousand NTD):11822622 12.Total liabilities end of the period (thousand NTD):2307257 13.Equity attributable to owners of parent end of the period (thousand NTD):9515365 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260811&spoke_time=154654&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the Second Quarter 2026 Financial Report is 2026/08/11

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-08-03 13:55:08 Sequence number: 1 Date of events: 2026/08/03 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2026/08/03 2.Expected date of the board of directors meeting is convened:2026/08/11 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The Second Quarter 2026 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260803&spoke_time=135508&seq_no=1

Announcement by the Company of the ex-dividend record date on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 14:05:06 Sequence number: 2 Date of events: 2026/06/23 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2026/06/23 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividends NT$18 million (NT$1.2 per share) 4.Ex-rights (ex-dividend) trading date:2026/06/23 5.Last date before book closure:2026/06/24 6.Book closure starting date:2026/06/25 7.Book closure ending date:2026/06/29 8.Ex-rights (ex-dividend) record date:2026/06/29 9.Any other matters that need to be specified: The expected distribution date for the cash dividend will be 2026/09/23 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=140506&seq_no=2

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 14:03:43 Sequence number: 1 Date of events: 2026/06/23 Applicable item: paragraph 18 1.Date of the shareholders meeting:2026/06/23 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2025 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2025 business report and financial statements. 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=140343&seq_no=1

Announcement by the Company of the ex-dividendrecord date on behalf of major subsidiary FUSHIN Hotel Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 14:02:21 Sequence number: 4 Date of events: 2026/06/23 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2026/06/23 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividends NT$16 million (NT$1 per share) 4.Ex-rights (ex-dividend) trading date:2026/06/23 5.Last date before book closure:2026/06/24 6.Book closure starting date:2026/06/25 7.Book closure ending date:2026/06/29 8.Ex-rights (ex-dividend) record date:2026/06/29 9.Any other matters that need to be specified: The expected distribution date for the cash dividend will be 2026/08/20 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=140221&seq_no=4

Announcement by the Company on behalf of major subsidiary FUSHIN Hotel Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:59:56 Sequence number: 3 Date of events: 2026/06/23 Applicable item: paragraph 18 1.Date of the shareholders meeting:2026/06/23 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2025 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2025 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=135956&seq_no=3

Announcement regarding the expiration of the terms of the Company’s Remuneration Committee Members

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:56:07 Sequence number: 10 Date of events: 2026/06/23 Applicable item: paragraph 6 1.Date of occurrence of the change:2026/06/23 2.Name of the functional committees:Remuneration Committee 3.Name of the previous position holder: (1)Lee, Shu-Lan (2)Hung, Lung-Ping (3)Liu, Chia-Yuan 4.Resume of the previous position holder: (1) Lee, Shu-Lan:CFO of EBM Technologies, and Independent Director of Founding Construction Development Corp. (2) Hung, Lung-Ping:Director of Shan-Hsin Consulting Ltd., and Independent Director of Founding Construction Development Corp. (3) Liu, Chia-Yuan:Former CTO of Yang Ming Marine Transport Corp., and Former General Manager of All Oceans Transportation Inc. 5.Name of the new position holder: Appointment upon the next Board meeting. 6.Resume of the new position holder:N/A 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”): Term expired 8.Reason for the change: Term expired 9.Original term (from __________ to __________):2023/06/09~2026/06/08 10.Effective date of the new member:2026/06/23 11.Any other matters that need to be specified: The new members of the Remuneration Committee will be appointed at the most recent Board meeting and will serve the same term as the current Directors until 2029/06/22 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=135607&seq_no=10

Announcement of the Company’s List of the Fourth-term Audit Committee Members

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:53:49 Sequence number: 5 Date of events: 2026/06/23 Applicable item: paragraph 6 1.Date of occurrence of the change:2026/06/23 2.Name of the functional committees:Audit Committee 3.Name of the previous position holder: (1)Lee, Shu-Lan (2)Hung, Lung-Ping (3)Lan, You-Liang 4.Resume of the previous position holder: (1)Lee, Shu-Lan: CFO of EBM Technologies (2)Hung, Lung-Ping:Director of Shan-Hsin Consulting Ltd. (3)Lan, You-Liang:Former Manager of Central Trust of China 5.Name of the new position holder: (1)Hung, Lung-Ping (2)Lan, You-Liang (3)Lin,Chin-Feng 6.Resume of the new position holder: (1)Hung, Lung-Ping:Director of Shan-Hsin Consulting Ltd. (2)Lan, You-Liang:Former Manager of Central Trust of China (3)Lin,Jin-Feng: Notary Public, Zhongshan United Notary Office,affiliated with the Taipei District Court, Taiwan 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change:Term expired 9.Original term (from __________ to __________):2023/06/09~2026/06/08 10.Effective date of the new member:2026/06/23 11.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=135349&seq_no=5

The Board of Directors of the Company Elects the Chairman and the Vice Chairman

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:52:04 Sequence number: 4 Date of events: 2026/06/23 Applicable item: paragraph 6 1.Date of the board of directors resolution or date of occurrence of the change:2026/06/23 2.Position (Please enter chairperson or president/general manager): Chairman and Vice Chairman 3.Name of the previous position holder: Chairman: Representative of Syntain Corp., Liu, Hsin-Hsiung Vice Chairman: Representative of Syntain Corp., Liu, Min-Liang 4.Resume of the previous position holder:Chairman and Vice Chairman of Founding Construction Development Corp. Ltd. 5.Name of the new position holder: Chairman: Representative of Syntain Corp., Liu, Hsin-Hsiung Vice Chairman: Representative of Syntain Corp., Liu, Min-Liang 6.Resume of the new position holder:Chairman and Vice Chairman of Founding Construction Development Corp. Ltd. 7.Circumstances of change (Please enter ”resignation”, ”dismissal”, ”term expired” , ”job relocation”, ”severance”, ”retirement”, ”death” or ”new appointment”):term expired 8.Reason for the change:Election after Expiration of Term 9.Effective date of the new appointment:2026/06/23 10.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=135204&seq_no=4

Announcement regarding the result of the election for the board of directors at the 2026 General Shareholders’ Meeting.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:49:41 Sequence number: 8 Date of events: 2026/06/23 Applicable item: paragraph 6 1.Date of occurrence of the change:2026/06/23 2.Elected or changed position (Please enter institutional director, institutional supervisor, independent director, natural-person director or natural-person supervisor):All directors 3.Title and name of the previous position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung Director: Syntain Corp.Representative:Liu, Min-Liang Director: Liu, Hua-Hsing Director: Syntain Foundation.Representative:Liu, Fang-Wen Director: Ho, Ming-Hui Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui Independent Director: Lee, Shu-Lan Independent Director: Hung, Lung-Ping Independent Director: Lan, You-Liang 4.Resume of the previous position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung/ Chairman of Founding Construction Development Corp. Director: Syntain Corp.Representative:Liu, Min-Liang/ Vice Chairman of Founding Construction Development Corp. Director: Liu, Hua-Hsing/Consultant of Founding Construction Development Corp. Director: Syntain Foundation.Representative:Liu, Fang-Wen/ Chairman of May-Hsiung Investment Co., Ltd., Director: Ho, Ming-Hui/ Representative of FUSHIN Hotel Co., Ltd. Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui/ Director of Wenrui Investment Ltd. Independent Director: Lee, Shu-Lan/ CFO of EBM Technologies Independent Director: Hung, Lung-Ping / Director of Shan-Hsin Consulting Ltd. Independent Director: Lan, You-Liang / Former Manager of Central Trust of China 5.Title and name of the new position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung Director: Syntain Corp.Representative:Liu, Min-Liang Director: Liu, Hua-Hsing Director: Syntain Foundation.Representative:Liu, Fang-Wen Director: Ho, Ming-Hui Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui Independent Director: Hung, Lung-Ping Independent Director: Lan, You-Liang Independent Director: Lin,Chin-Feng 6.Resume of the new position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung/ Chairman of Founding Construction Development Corp. Director: Syntain Corp.Representative:Liu, Min-Liang/ Vice Chairman of Founding Construction Development Corp. Director: Liu, Hua-Hsing/Consultant of Founding Construction Development Corp. Director: Syntain Foundation.Representative:Liu, Fang-Wen/ Chairman of May-Hsiung Investment Co., Ltd., Director: Ho, Ming-Hui/ Representative of FUSHIN Hotel Co., Ltd. Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui/ Director of Wenrui Investment Ltd. Independent Director: Hung, Lung-Ping/Director of Shan-Hsin Consulting Ltd. Independent Director: Lan, You-Liang/Former Manager of Central Trust of China Independent Director:Lin,Jin-Feng/Notary Public,Zhongshan United Notary Office,affiliated with the Taipei District Court,Taiwan 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired. 8.Reason for the change:Term expired and full re-election. 9.Number of shares held by the new position holder when elected: Director: Syntain Corp.:22,918,571 shares Director: Liu, Hua-Hsing:4,005,089 shares Director: Syntain Foundation:940,000 shares Director: Ho, Ming-Hui:41,855 shares Director: Wenrui Investment Ltd.:549,209 shares Independent Director: Hung, Lung-Ping:200,760 shares Independent Director: Lan, You-Liang:0 shares Independent Director: Lin,Jin-Feng:0 shares 10.Original term (from __________ to __________):2023/06/09~2026/06/08 11.Effective date of the new appointment:2026/06/23 12.Turnover rate of directors of the same term: N/A. Term expired and full re-election. 13.Turnover rate of independent directors of the same term: N/A. Term expired and full re-election. 14.Turnover rate of supervisors of the same term:N/A. 15.Change in one-third or more of directors (Please enter “Yes” or “No”):NO 16.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=134941&seq_no=8

Announcement of the Company's resolution on the record date for distribution of dividends

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:43:51 Sequence number: 1 Date of events: 2026/06/23 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2026/06/23 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of common stock dividend distribution: Cash dividend of NT$171,146,966 4.Ex-rights (ex-dividend) trading date:2026/07/09 5.Last date before book closure:2026/07/10 6.Book closure starting date:2026/07/11 7.Book closure ending date:2026/07/15 8.Ex-rights (ex-dividend) record date:2026/07/15 9.Deadline for applying the conversion of the bond:N/A 10.The closure period for the conversion of the bond will start from the date:N/A 11.The closure period for the conversion of the bond will end on the date:N/A 12.Payment date of common stock cash dividend distribution:2026/08/05 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=134351&seq_no=1

Announcement of the Company’s Important Resolutions of the 2026 General Shareholders’ Meeting.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-06-23 13:41:44 Sequence number: 2 Date of events: 2026/06/23 Applicable item: paragraph 18 1.Date of the shareholders meeting:2026/06/23 2.Important resolutions (1)Profit distribution/ deficit compensation: Acknowledgment of the 2025 Profit Distribution. 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2025 business report and financial statements. 5.Important resolutions (4)Elections for board of directors and supervisors:Election of Directors 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260623&spoke_time=134144&seq_no=2

Announcement of the Adoption of the 2026 Q1 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-05-12 15:18:14 Sequence number: 1 Date of events: 2026/05/12 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2026/05/12 2.Date of approval by the audit committee:2026/05/12 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2026/01/01-2026/03/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):342424 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):98049 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):55259 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):55252 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):44961 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):44961 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.16 11.Total assets end of the period (thousand NTD):11738889 12.Total liabilities end of the period (thousand NTD):2290417 13.Equity attributable to owners of parent end of the period (thousand NTD):9448472 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260512&spoke_time=151814&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the First Quarter 2026 Financial Report is 2026/05/12

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-05-05 08:45:54 Sequence number: 1 Date of events: 2026/05/04 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2026/05/04 2.Expected date of the board of directors meeting is convened:2026/05/12 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The First Quarter 2026 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260505&spoke_time=84554&seq_no=1

The Board of Directors Proposed Dividend Distribution

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-03-11 16:02:53 Sequence number: 2 Date of events: 2026/03/11 Applicable item: paragraph 14 1.Date of the board of directors resolution :2026/03/11 2.Year or quarter which dividends belong to:2025 3.Period which dividends belong to:2025/01/01-2025/12/31 4.Appropriations of earnings in cash dividends to shareholders (NT$ per share):0.6 5.Cash distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 6.Total amount of cash distributed to shareholders (NT$):171146966 7.Appropriations of earnings in stock dividends to shareholders (NT$ per share):0 8.Stock distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 9.Total amount of stock distributed to shareholders (shares):0 10.Any other matters that need to be specified:None 11.Par value of common stock:NT$10 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260311&spoke_time=160253&seq_no=2

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-03-11 16:21:40 Sequence number: 4 Date of events: 2026/03/11 Applicable item: paragraph 14 1.Date of the board of directors resolution:2026/03/11 2.Type and monetary amount of dividend distribution: Total cash dividend: NT$18,000,000 (NT$1.2 per share) 3.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260311&spoke_time=162140&seq_no=4

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-03-11 16:20:23 Sequence number: 3 Date of events: 2026/03/11 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2026/03/11 2.Shareholders meeting date:2026/06/23 3.Shareholders meeting location:3F., No. 294, Sec. 1, Dunhua S. Rd., Da’an Dist., Taipei City 106, Taiwan 4.Cause for convening the meeting (1)Reported matters: (1) 2025 Business Report (2) 2025 Distribution of Director Remuneration and Employee Bonus 5.Cause for convening the meeting (2)Acknowledged matters: (1) 2025 Business Report and Financial Statements. (2) 2025 Profit Distribution Statement. 6.Cause for convening the meeting (3)Matters for Discussion:None 7.Cause for convening the meeting (4)Election matters:None 8.Cause for convening the meeting (5)Other Proposals:None 9.Cause for convening the meeting (6)Extemporary Motions:None 10.Book closure starting date:2026/05/25 11.Book closure ending date: 2026/06/23 12.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260311&spoke_time=162023&seq_no=3

Announcement of the Adoption of the 2025 self-assessed financial information approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-03-11 16:16:36 Sequence number: 5 Date of events: 2026/03/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2026/03/11 2.Date of approval by the audit committee:2026/03/11 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2025/01/01-2025/12/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):1164507 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):349124 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):163571 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):190364 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):158467 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):158467 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.56 11.Total assets end of the period (thousand NTD):11743518 12.Total liabilities end of the period (thousand NTD):2168860 13.Equity attributable to owners of parent end of the period (thousand NTD):9574658 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260311&spoke_time=161636&seq_no=5

Announcement of the Board of Directors’ Resolution on Convening 2026Shareholders' Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-03-11 16:01:27 Sequence number: 1 Date of events: 2026/03/11 Applicable item: paragraph 17 1.Date of the board of directors' resolution：2026/03/11 2.Shareholders meeting date：2026/06/23 3.Shareholders meeting location：No.152,Sec.1,Datong Rd.,Xizhi Dist.,New Taipei City(FUSHIN Hotel) 4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting)：physical shareholders' meeting 5.Cause for convening the meeting (1)：Report item(s) (1)：2025Business Report (2)：2025 Audit Committee Report (3)：2025 Distribution of Director Remuneration and Employee Bonus (4)：2025 Distribution of Cash Dividend 6.Cause for convening the meeting (2)：Ratification Item(s) (1)：2025 Business Report and Financial Statements (2)：2025 Profit Distribution Statement 7.Cause for convening the meeting (3)：Election Item (1)：Re-election of directors 8.Extemporary Motions： 9.Book closure starting date：2026/04/25 10.Book closure ending date：2026/06/23 11.Any other matters that need to be specified： Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260311&spoke_time=160127&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the 2025 self-assessed financial information is 2026/03/11

Market Observation Post System | FOUNDING (5533) Announcement date: 2026-03-03 14:21:04 Sequence number: 1 Date of events: 2026/03/03 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2026/03/03 2.Expected date of the board of directors meeting is convened:2026/03/11 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:2025 self-assessed financial information. 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20260303&spoke_time=142104&seq_no=1

Announcement of the Company’s institutional investor conference on Nov 17, 2025

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-11-14 17:07:19 Sequence number: 1 Date of events: 2025/11/14 Applicable item: paragraph 12 1.Date of institutional investor conference:2025/11/17 2.Time of institutional investor conference:13:30 p.m. 3.Location of institutional investor conference: 1st Floor, No.152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City (FUSHIN Hotel) 4.Outline of institutional investor conference: Company profile and operating results. 5.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20251114&spoke_time=170719&seq_no=1

Announcement of the Adoption of the 2025 Q3 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-11-11 15:47:57 Sequence number: 1 Date of events: 2025/11/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2025/11/11 2.Date of approval by the audit committee:2025/11/11 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2025/01/01-2025/09/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):928708 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):273009 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):130855 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):147085 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):120143 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):120143 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.42 11.Total assets end of the period (thousand NTD):11668437 12.Total liabilities end of the period (thousand NTD):2134009 13.Equity attributable to owners of parent end of the period (thousand NTD):9534428 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20251111&spoke_time=154757&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the Third Quarter 2025 Financial Report is 2025/11/11

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-11-03 14:08:39 Sequence number: 1 Date of events: 2025/11/03 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2025/11/03 2.Expected date of the board of directors meeting is convened:2025/11/11 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The Third Quarter 2025 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20251103&spoke_time=140839&seq_no=1

Announcement of the Adoption of the 2025 Q2 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-08-12 16:02:47 Sequence number: 1 Date of events: 2025/08/12 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2025/08/12 2.Date of approval by the audit committee:2025/08/12 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2025/01/01-2025/06/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):722699 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):208897 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):114730 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):125425 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):101848 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):101848 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.36 11.Total assets end of the period (thousand NTD):11913818 12.Total liabilities end of the period (thousand NTD):2397685 13.Equity attributable to owners of parent end of the period (thousand NTD):9516133 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250812&spoke_time=160247&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the Second Quarter 2025 Financial Report is 2025/08/12

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-08-04 14:08:47 Sequence number: 1 Date of events: 2025/08/04 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2025/08/04 2.Expected date of the board of directors meeting is convened:2025/08/12 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The Second Quarter 2025 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250804&spoke_time=140847&seq_no=1

Announcement by the Company of the board of directors’ resolution to appoint the chairperson on behalf of its major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-06-10 14:04:10 Sequence number: 6 Date of events: 2025/06/10 Applicable item: paragraph 6 1.Date of the board of directors resolution or date of occurrence of the change:2025/06/10 2.Position (Please enter chairperson or president/general manager): Chairperson 3.Name of the previous position holder:Wang, Yang-Chong 4.Resume of the previous position holder: Chien-Chiao Construction Co., Ltd. / Chairperson 5.Name of the new position holder:Wang, Yang-Chong 6.Resume of the new position holder: Chien-Chiao Construction Co., Ltd. / Chairperson 7.Circumstances of change (Please enter ”resignation”, ”dismissal”, ”term expired” , ”job relocation”, ”severance”, ”retirement”, ”death” or ”new appointment”):Term expired 8.Reason for the change:Term expired 9.Effective date of the new appointment:2025/06/10 10.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250610&spoke_time=140410&seq_no=6

Announcement by the Company of the expiry of director terms and re-appointment of director on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-06-10 13:57:28 Sequence number: 5 Date of events: 2025/06/10 Applicable item: paragraph 6 1.Date of occurrence of the change:2025/06/10 2.Elected or changed position (Please enter institutional director, institutional supervisor, independent director, natural-person director or natural-person supervisor):institutional director 3.Title and name of the previous position holder: board director, Wang,Yang-Chong 4.Resume of the previous position holder: Representative and Chairperson of Chien-Chiao Construction Co., Ltd. 5.Title and name of the new position holder: board director, Wang,Yang-Chong 6.Resume of the new position holder: Representative and Chairperson of Chien-Chiao Construction Co., Ltd. 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change: Expiry of director terms and re-appointment of director 9.Number of shares held by the new position holder when elected: 15,000,000 shares 10.Original term (from __________ to __________):2022/06/09~2025/06/08 11.Effective date of the new appointment:2025/06/10 12.Turnover rate of directors of the same term:N/A 13.Turnover rate of independent directors of the same term:N/A 14.Turnover rate of supervisors of the same term:N/A 15.Change in one-third or more of directors (Please enter “Yes” or “No”):No 16.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): The election of directors of the subsidiary Chien-Chiao Construction Co., Ltd., is conducted by the sole institutional shareholder, Founding Construction Development Co., Ltd., which issues a letter of appointment of corporate representative and reappoints one director The board of directors proposes the re-appointment of Wang, Yang-Chong’s term as the chairperson on the same day Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250610&spoke_time=135728&seq_no=5

Announcement by the Company of the ex-dividend record date on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-06-10 13:47:32 Sequence number: 4 Date of events: 2025/06/10 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2025/06/10 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividends NT$15 million (NT$1 per share) 4.Ex-rights (ex-dividend) trading date:2025/06/10 5.Last date before book closure:2025/06/11 6.Book closure starting date:2025/06/12 7.Book closure ending date:2025/06/16 8.Ex-rights (ex-dividend) record date:2025/06/16 9.Any other matters that need to be specified: The expected distribution date for the cash dividend will be 2025/09/16 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250610&spoke_time=134732&seq_no=4

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-06-10 13:45:11 Sequence number: 3 Date of events: 2025/06/10 Applicable item: paragraph 18 1.Date of the shareholders meeting:2025/06/10 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2024 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2024 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:Appointment of New Chairman 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250610&spoke_time=134511&seq_no=3

Announcement of the Company’s Important Resolutions of the 2025 General Shareholders’Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-06-10 13:42:45 Sequence number: 2 Date of events: 2025/06/10 Applicable item: paragraph 18 1.Date of the shareholders meeting:2025/06/10 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2024 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter: Amendments to the Company’s Articles of Incorporation 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2024 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250610&spoke_time=134245&seq_no=2

Announcement of the Company's resolution on the record date for distribution of dividends

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-06-10 13:40:01 Sequence number: 1 Date of events: 2025/06/10 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2025/06/10 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of common stock dividend distribution: Cash dividend of NT$285,244,944 4.Ex-rights (ex-dividend) trading date:2025/06/26 5.Last date before book closure:2025/06/27 6.Book closure starting date:2025/06/28 7.Book closure ending date:2025/07/02 8.Ex-rights (ex-dividend) record date:2025/07/02 9.Deadline for applying the conversion of the bond:N/A 10.The closure period for the conversion of the bond will start from the date:N/A 11.The closure period for the conversion of the bond will end on the date:N/A 12.Payment date of common stock cash dividend distribution:2025/07/23 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250610&spoke_time=134001&seq_no=1

Announcement of the Adoption of the 2025 Q1 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-05-12 15:39:03 Sequence number: 1 Date of events: 2025/05/12 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2025/05/12 2.Date of approval by the audit committee:2025/05/12 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2025/01/01-2025/03/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):346208 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):107511 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):39916 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):35943 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):31600 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):31600 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.11 11.Total assets end of the period (thousand NTD):11893897 12.Total liabilities end of the period (thousand NTD):2448012 13.Equity attributable to owners of parent end of the period (thousand NTD):9445885 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250512&spoke_time=153903&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the First Quarter 2025 Financial Report is 2025/05/12

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-05-02 14:32:58 Sequence number: 1 Date of events: 2025/05/02 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2025/05/02 2.Expected date of the board of directors meeting is convened:2025/05/12 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The First Quarter 2025 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250502&spoke_time=143258&seq_no=1

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-03-10 17:11:22 Sequence number: 2 Date of events: 2025/03/10 Applicable item: paragraph 14 1.Date of the board of directors resolution:2025/03/10 2.Type and monetary amount of dividend distribution: Total cash dividend: NT$15,000,000 (NT$1 per share) 3.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250310&spoke_time=171122&seq_no=2

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-03-10 17:09:01 Sequence number: 1 Date of events: 2025/03/10 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2025/03/10 2.Shareholders meeting date:2025/06/10 3.Shareholders meeting location:3F., No. 294, Sec. 1, Dunhua S. Rd., Da’an Dist., Taipei City 106, Taiwan 4.Cause for convening the meeting (1)Reported matters: (1) 2024 Business Report (2) 2024 Distribution of Director Remuneration and Employee Bonus 5.Cause for convening the meeting (2)Acknowledged matters: (1) 2024 Business Report and Financial Statements. (2) 2024 Profit Distribution Statement. 6.Cause for convening the meeting (3)Matters for Discussion:None 7.Cause for convening the meeting (4)Election matters:None 8.Cause for convening the meeting (5)Other Proposals:None 9.Cause for convening the meeting (6)Extemporary Motions:None 10.Book closure starting date:2025/05/12 11.Book closure ending date: 2025/06/10 12.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250310&spoke_time=170901&seq_no=1

The Board of Directors Proposed Dividend Distribution

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-03-10 17:05:33 Sequence number: 3 Date of events: 2025/03/10 Applicable item: paragraph 14 1.Date of the board of directors resolution :2025/03/10 2.Year or quarter which dividends belong to:2024 3.Period which dividends belong to:2024/01/01-2024/12/31 4.Appropriations of earnings in cash dividends to shareholders (NT$ per share):1 5.Cash distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 6.Total amount of cash distributed to shareholders (NT$):285244944 7.Appropriations of earnings in stock dividends to shareholders (NT$ per share):0 8.Stock distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 9.Total amount of stock distributed to shareholders (shares):0 10.Any other matters that need to be specified:None 11.Par value of common stock:NT$10 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250310&spoke_time=170533&seq_no=3

Announcement of the Board of Directors’ Resolution on Convening 2025 Shareholders' Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-03-10 17:04:52 Sequence number: 2 Date of events: 2025/03/10 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2025/03/10 2.Shareholders meeting date:2025/06/10 3.Shareholders meeting location:No. 152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City(FUSHIN Hotel) 4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting):physical shareholders meeting 5.Cause for convening the meeting (1)Reported matters: (一)2024 Business Report (二)2024 Audit Committee Report (三)2024 Distribution of Director Remuneration and Employee Bonus (四)2024 Distribution of Cash Dividend 6.Cause for convening the meeting (2)Acknowledged matters: (一)2024 Business Report and Financial Statements (二)2024 Profit Distribution Statement 7.Cause for convening the meeting (3)Matters for Discussion: Amendment to the Company's Articles of Incorporation 8.Cause for convening the meeting (4)Election matters:None 9.Cause for convening the meeting (5)Other Proposals:None 10.Cause for convening the meeting (6)Extemporary Motions:None 11.Book closure starting date:2025/04/12 12.Book closure ending date:2025/06/10 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250310&spoke_time=170452&seq_no=2

Announcement of the Adoption of the 2024 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-03-10 17:01:57 Sequence number: 1 Date of events: 2025/03/10 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2025/03/10 2.Date of approval by the audit committee:2025/03/10 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2024/01/01-2024/12/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):2235793 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):699763 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):478237 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):508606 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):422963 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):422963 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):1.48 11.Total assets end of the period (thousand NTD):11927493 12.Total liabilities end of the period (thousand NTD):2227964 13.Equity attributable to owners of parent end of the period (thousand NTD):9699529 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250310&spoke_time=170157&seq_no=1

Announcement that the expected convening date of the Board of Directors Meeting of the2024 Financial Report is 2025/03/10

Market Observation Post System | FOUNDING (5533) Announcement date: 2025-02-27 14:01:42 Sequence number: 1 Date of events: 2025/02/27 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2025/02/27 2.Expected date of the board of directors meeting is convened:2025/03/10 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:Financial report of 2024. 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20250227&spoke_time=140142&seq_no=1

Announcement of the Company’s institutional investor conference on Nov 21, 2024

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-11-20 14:28:19 Sequence number: 1 Date of events: 2024/11/20 Applicable item: paragraph 12 1.Date of institutional investor conference:2024/11/21 2.Time of institutional investor conference:13:30 p.m. 3.Location of institutional investor conference: 1st Floor, No.152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City (FUSHIN Hotel) 4.Outline of institutional investor conference: Company profile and operating results. 5.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20241120&spoke_time=142819&seq_no=1

Announcement of the Adoption of the 2024 Q3 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-11-11 15:41:05 Sequence number: 1 Date of events: 2024/11/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2024/11/11 2.Date of approval by the audit committee:2024/11/11 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2024/01/01-2024/09/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):1643601 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):515328 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):371767 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):395243 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):329033 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):329033 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):1.15 11.Total assets end of the period (thousand NTD):11793002 12.Total liabilities end of the period (thousand NTD):2193307 13.Equity attributable to owners of parent end of the period (thousand NTD):9599695 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20241111&spoke_time=154105&seq_no=1

Announcement for the Board meeting date of the Third Quarter 2024 Financial Report

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-10-30 14:00:56 Sequence number: 1 Date of events: 2024/10/30 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2024/10/30 2.Expected date of the board of directors meeting is convened:2024/11/11 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The Third Quarter 2024 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20241030&spoke_time=140056&seq_no=1

Announcement of the Adoption of the 2024 Q2 Consolidated Financial Reports approved by the Board of Directors.

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-08-12 16:15:48 Sequence number: 1 Date of events: 2024/08/12 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2024/08/12 2.Date of approval by the audit committee:2024/08/12 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2024/01/01-2024/06/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):449733 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):155764 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):62196 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):85028 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):74006 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):74006 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.26 11.Total assets end of the period (thousand NTD):11919010 12.Total liabilities end of the period (thousand NTD):2574342 13.Equity attributable to owners of parent end of the period (thousand NTD):9344668 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240812&spoke_time=161548&seq_no=1

Announcement for the Board meeting date of the Second Quarter 2024 Financial Report

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-08-02 14:08:15 Sequence number: 1 Date of events: 2024/08/02 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2024/08/02 2.Expected date of the board of directors meeting is convened:2024/08/12 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The Second Quarter 2024 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240802&spoke_time=140815&seq_no=1

Announcement by the Company of the ex-dividend record date on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-06-20 13:45:25 Sequence number: 4 Date of events: 2024/06/20 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2024/06/20 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividends NT$15 million (NT$1 per share) 4.Ex-rights (ex-dividend) trading date:2024/06/20 5.Last date before book closure:2024/06/21 6.Book closure starting date:2024/06/22 7.Book closure ending date:2024/06/26 8.Ex-rights (ex-dividend) record date:2024/06/26 9.Any other matters that need to be specified: The expected distribution date for the cash dividend will be 2024/09/26 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240620&spoke_time=134525&seq_no=4

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-06-20 13:43:05 Sequence number: 3 Date of events: 2024/06/20 Applicable item: paragraph 18 1.Date of the shareholders meeting:2024/06/20 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2023 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2023 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240620&spoke_time=134305&seq_no=3

Announcement of the Company’s Important Resolutions of the 2024 General Shareholders’Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-06-20 13:42:06 Sequence number: 2 Date of events: 2024/06/20 Applicable item: paragraph 18 1.Date of the shareholders meeting:2024/06/20 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2023 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2023 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240620&spoke_time=134206&seq_no=2

Announcement of the Company's resolution on the record date for distribution of dividends

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-06-20 13:41:11 Sequence number: 1 Date of events: 2024/06/20 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2024/06/20 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of common stock dividend distribution: Cash dividend of NT$342,293,933 4.Ex-rights (ex-dividend) trading date:2024/07/08 5.Last date before book closure:2024/07/09 6.Book closure starting date:2024/07/10 7.Book closure ending date:2024/07/14 8.Ex-rights (ex-dividend) record date:2024/07/14 9.Deadline for applying the conversion of the bond:N/A 10.The closure period for the conversion of the bond will start from the date:N/A 11.The closure period for the conversion of the bond will end on the date:N/A 12.Payment date of common stock cash dividend distribution:2024/08/02 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240620&spoke_time=134111&seq_no=1

Submission of the Company's 2024 Q1 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-05-13 15:35:30 Sequence number: 1 Date of events: 2024/05/13 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2024/05/13 2.Date of approval by the audit committee:2024/05/13 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2024/01/01-2024/03/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):245690 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):92189 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):43735 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):48158 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):43264 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):43264 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):0.15 11.Total assets end of the period (thousand NTD):11850749 12.Total liabilities end of the period (thousand NTD):2536823 13.Equity attributable to owners of parent end of the period (thousand NTD):9313926 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240513&spoke_time=153530&seq_no=1

Announcement for the Board meeting date of the First Quarter 2024 Financial Report

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-05-03 14:45:04 Sequence number: 1 Date of events: 2024/05/03 Applicable item: paragraph 31 1.Date of a notice of the board of directors meeting is issued:2024/05/03 2.Expected date of the board of directors meeting is convened:2024/05/13 3.Expected year and quarter of the financial reports or the annual self-assessed financial information submitted to the board of directors or approved by the board of directors:The First Quarter 2024 4.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240503&spoke_time=144504&seq_no=1

Announcement of bid acquisition of land in Beitou District, Taipei City

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-03-21 15:02:13 Sequence number: 1 Date of events: 2024/03/21 Applicable item: paragraph 20 1.Name and nature of the underlying asset (e.g., land located at Sublot XX, Lot XX, North District, Taichung City):Land No. 721, Section 5, Taoyuan Section, Beitou District, Taipei City 2.Date of occurrence of the event:2024/03/21 3.Transaction unit amount (e.g.XX square meters, equivalent to XX ping), unit price, and total transaction price: Land Area: 2284.52m2, around 691.07Ping Transaction amount: NT$529,890,000 4.Trading counterparty and its relationship with the Company (if the trading counterparty is a natural person and furthermore is not a related party of the Company, the name of the trading counterparty is not required to be disclosed): Counterparty: Taiwan Shilin District Court executing the auction Relationship of the aforementioned with the Company: None 5.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty and the identity of the previous owner, its relationship with the Company and the trading counterparty, and the previous date and monetary amount of transfer:N/A 6.Where an owner of the underlying assets within the past five years has been a related party of the Company, the announcement shall also include the date and price of acquisition and disposal by the related party, and its relationship with the Company at the time of the transaction:N/A 7.Projected gain (or loss) through disposal (not applicable for acquisition of assets; those with deferral should provide a table explaining recognition):N/A 8.Terms of delivery or payment (including payment period and monetary amount), restrictive covenants in the contract, and other important terms and conditions: Handled in accordance with the regulations of the auction announcement Restrictive covenants: None Important terms and conditions: None 9.The manner of deciding on this transaction (such as invitation to tender, price comparison, or price negotiation), the reference basis for the decision on price, and the decision-making unit: court public auction According to the company’s decision-making authority 10.Name of the professional appraisal firm or company and its appraisal price:N/A 11.Name of the professional appraiser:N/A 12.Practice certificate number of the professional appraiser:N/A 13.The appraisal report has a limited price, specific price, or special price:N/A 14.An appraisal report has not yet been obtained:N/A 15.Reason for an appraisal report not being obtained:N/A 16.Reason for any significant discrepancy with the appraisal reports and opinion of the CPA:N/A 17.Name of the CPA firm:N/A 18.Name of the CPA:N/A 19.Practice certificate number of the CPA:N/A 20.Broker and broker's fee:N/A 21.Concrete purpose or use of the acquisition or disposal: Sales of Residential Buildings 22.Any dissenting opinions of directors to the present transaction:N/A 23.Whether the counterparty of the current transaction is a related party:No 24.Date of the board of directors resolution:N/A 25.Date of ratification by supervisors or approval by the audit committee:NA 26.The transaction is to acquire a real property or right-of-use asset from a related party:NO 27.The price assessed in accordance with the Article 16 of the Regulations Governing the Acquisition and Disposal of Assets by Public Companies:N/A 28.Where the above assessed price is lower than the transaction price, the price assessed in accordance with the Article 17 of the same regulations:N/A 29.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240321&spoke_time=150213&seq_no=1

Chinese original

補發.董事會決議股利分派

公開資訊觀測站｜皇鼎（5533）公告日期：2024-03-15 13:45:29 公告序號：2 發言人：曹羅方發言人職稱：總經理發言人電話：27025887-224 符合條款：第 14 款事實發生日：113/03/14 1. 董事會決議日期：113/03/14 2. 股利所屬年(季)度：112年年度 3. 股利所屬期間：112/01/01 至 112/12/31 4. 股東配發內容：　(1)盈餘分配之現金股利(元/股)：1.20000000 　(2)法定盈餘公積發放之現金(元/股)：0 　(3)資本公積發放之現金(元/股)：0 　(4)股東配發之現金(股利)總金額(元)：342,293,933 　(5)盈餘轉增資配股(元/股)：0 　(6)法定盈餘公積轉增資配股(元/股)：0 　(7)資本公積轉增資配股(元/股)：0 　(8)股東配股總股數(股)：0 5. 其他應敘明事項：無 6. 普通股每股面額欄位：新台幣10.0000元資料來源：https://mopsov.twse.com.tw/mops/web/ajax_t05st01?firstin=true&step=2&year=113&month=all&seq_no=2&spoke_time=134529&spoke_date=20240315&co_id=5533&TYPEK=sii

The Board of Directors Proposed Dividend Distribution

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-03-14 19:48:20 Sequence number: 1 Date of events: 2024/03/14 Applicable item: paragraph 51 1.Date of occurrence of the event:2024/03/14 2.Company name:Founding Construction Development Co., Ltd. 3.Relationship to the Company (please enter ”head office” or ”subsidiaries”):head office 4.Reciprocal shareholding ratios:N/A 5.Cause of occurrence: 1.Date of the board of directors resolution :2024/03/14 2.Year or quarter which dividends belong to:2023 3.Period which dividends belong to:2023/01/01-2023/12/31 4.Appropriations of earnings in cash dividends to shareholders (NT$ per share):1.2 5.Cash distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 6.Total amount of cash distributed to shareholders (NT$): 342293933 7.Appropriations of earnings in stock dividends to shareholders (NT$ per share):0 8.Stock distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 9.Total amount of stock distributed to shareholders (shares):0 10.Any other matters that need to be specified:None 11.Per value of common stock:NT$10 6.Countermeasures:None 7.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 9 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240314&spoke_time=194820&seq_no=1

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-03-14 16:28:18 Sequence number: 5 Date of events: 2024/03/14 Applicable item: paragraph 14 1.Date of the board of directors resolution:2024/03/14 2.Type and monetary amount of dividend distribution: Total cash dividend: NT$15,000,000 (NT$1 per share) 3.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240314&spoke_time=162818&seq_no=5

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-03-14 16:27:55 Sequence number: 4 Date of events: 2024/03/14 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2024/03/14 2.Shareholders meeting date:2024/06/20 3.Shareholders meeting location:3F., No. 294, Sec. 1, Dunhua S. Rd., Da’an Dist., Taipei City 106, Taiwan 4.Cause for convening the meeting (1)Reported matters: (1) 2023 Business Report (2) 2023 Distribution of Director Remuneration and Employee Bonus 5.Cause for convening the meeting (2)Acknowledged matters: (1) 2023 Business Report and Financial Statements. (2) 2023 Profit Distribution Statement. 6.Cause for convening the meeting (3)Matters for Discussion:None 7.Cause for convening the meeting (4)Election matters:None 8.Cause for convening the meeting (5)Other Proposals:None 9.Cause for convening the meeting (6)Extemporary Motions:None 10.Book closure starting date:2024/05/22 11.Book closure ending date: 2024/06/20 12.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240314&spoke_time=162755&seq_no=4

Announcement of the Adoption of the 2023 Consolidated Financial Reports approved by the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-03-14 16:27:05 Sequence number: 2 Date of events: 2024/03/14 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2024/03/14 2.Date of approval by the audit committee:2024/03/14 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2023/01/01-2023/12/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):3763838 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):1231314 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):1002391 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):1048350 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):889543 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):889543 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):3.12 11.Total assets end of the period (thousand NTD):11868870 12.Total liabilities end of the period (thousand NTD):2255914 13.Equity attributable to owners of parent end of the period (thousand NTD):9612956 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240314&spoke_time=162705&seq_no=2

Announcement of the Board of Directors’ Resolution on Convening 2024 Shareholders' Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2024-03-14 16:26:43 Sequence number: 1 Date of events: 2024/03/14 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2024/03/14 2.Shareholders meeting date:2024/06/20 3.Shareholders meeting location:No. 152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City(FUSHIN Hotel) 4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting):physical shareholders meeting 5.Cause for convening the meeting (1)Reported matters: (一)2023 Business Report (二)2023 Audit Committee Report (三)2023 Distribution of Director Remuneration and Employee Bonus (四)2023 Distribution of Cash Dividend 6.Cause for convening the meeting (2)Acknowledged matters: (一)2023 Business Report and Financial Statements (二)2023 Profit Distribution Statement 7.Cause for convening the meeting (3)Matters for Discussion:None 8.Cause for convening the meeting (4)Election matters:None 9.Cause for convening the meeting (5)Other Proposals:None 10.Cause for convening the meeting (6)Extemporary Motions:None 11.Book closure starting date:2024/04/22 12.Book closure ending date:2024/06/20 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20240314&spoke_time=162643&seq_no=1

Announcement of the amendments of the Company’s 2023 Q3 Consolidated Financial Reports

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-11-22 16:01:54 Sequence number: 2 Date of events: 2023/11/22 Applicable item: paragraph 51 1.Date of occurrence of the event:2023/11/22 2.Company name:FOUNDING CONSTRUCTION DEVELOPMENT CORP. 3.Relationship with the Company (please enter ”the company itself” or ”subsidiaries”):the company itself 4.Reciprocal shareholding percentage:N/A 5.Cause of occurrence:Amended in accordance with the notice of the Taiwan Stock Exchange Corporation 6.Information items/ statements to be corrected: 2023 Q3 Consolidated Financial Reports 7.Amounts/ contents/ number of page to be corrected: Ending balance NT$50,000 thousands/Attachment 1- Monetary loans extended to others / p.44 8.Amounts/ contents/ number of page after correction: Ending balance NT$0 thousands/Attachment 1- Monetary loans extended to others / p.44 9.Countermeasures:Re-upload the amended version to MOPS 10.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20231122&spoke_time=160154&seq_no=2

Clarification on Commercial Times Report dated Nov 22, 2023

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-11-22 13:54:52 Sequence number: 1 Date of events: 2023/11/22 Applicable item: paragraph 51 1.Date of occurrence of the event:2023/11/22 2.Company name:FOUNDING CONSTRUCTION DEVELOPMENT CORP. 3.Relationship with the Company (please enter ”the company itself” or ”subsidiaries”):the company itself 4.Reciprocal shareholding percentage:N/A 5.Name of the reporting media:Commercial Times 6.Content of the report:Related information of “Muscling into the office buildings market, Founding plants a flag on Yuanshan Station for the first time” 7.Cause of occurrence:The volume of the Company's joint venture and next year's business outlook as reported in the press release are media estimates, which are hereby clarified 8.Countermeasures:Clarification of significant information in response to the media report 9.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20231122&spoke_time=135452&seq_no=1

Announcement of the Company’s institutional investor conference on Nov 21, 2023

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-11-20 15:45:01 Sequence number: 1 Date of events: 2023/11/20 Applicable item: paragraph 12 1.Date of institutional investor conference:2023/11/21 2.Time of institutional investor conference:13:30 p.m. 3.Location of institutional investor conference: 1st Floor, No.152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City (FUSHIN Hotel) 4.Outline of institutional investor conference: Company profile and operating results. 5.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20231120&spoke_time=154501&seq_no=1

Submission of the Company's 2023 Q3 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-11-10 15:56:12 Sequence number: 1 Date of events: 2023/11/10 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2023/11/10 2.Date of approval by the audit committee:2023/11/10 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2023/01/01-2023/09/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):3358252 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):1101623 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):918536 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):947168 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):799760 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):799760 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):2.8 11.Total assets end of the period (thousand NTD):11987698 12.Total liabilities end of the period (thousand NTD):2471034 13.Equity attributable to owners of parent end of the period (thousand NTD):9516664 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20231110&spoke_time=155612&seq_no=1

Announcement of the amendments of the Company’s 2022 Annual Reports

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-08-22 13:41:27 Sequence number: 1 Date of events: 2023/08/22 Applicable item: paragraph 51 1.Date of occurrence of the event:2023/08/22 2.Company name:Founding Construction and Development Corp. 3.Relationship with the Company (please enter ”the company itself” or ”subsidiaries”):The company itself 4.Reciprocal shareholding percentage:N/A 5.Cause of occurrence:Amended in accordance with the notice of the Taiwan Stock Exchange Corporation 6.Information items/ statements to be corrected: Annual Reports of 2022 General Shareholders’ Meeting 7.Amounts/ contents/ number of page to be corrected: (1)Link of the Annual Report was at the bottom of the cover (2)(5)Implementation status of sustainability development, unspecified/ p.23 (3)Cyber security management was excluded/ p.45 (4)Impacts of the technological and industrial changes on the Company’s financial operations, and countermeasures /p.57 8.Amounts/ contents/ number of page after correction: (1)Link of the Annual Report was moved to the top right of the cover (2)(5) Implementation status of sustainability development, supplementary information/ p.23 (3)Cyber security management was added/ p.45 (4)Impacts of the technological (included cyber security risks) and industrial changes on the Company’s financial operations, and countermeasures/p.57 9.Countermeasures:Re-upload the amended version to MOPS 10.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230822&spoke_time=134127&seq_no=1

Announcement regarding the resolution of the Company’s Board of Directors appointing the Members of the 5th Remuneration Committee

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-08-11 13:49:36 Sequence number: 2 Date of events: 2023/08/11 Applicable item: paragraph 6 1.Date of occurrence of the change:2023/08/11 2.Name of the functional committees:Remuneration Committee 3.Name of the previous position holder: (1)Lee, Shu-Lan (2)Hung, Lung-Ping (3)Liu, Chia-Yuan 4.Resume of the previous position holder: (1)Lee, Shu-Lan:Independent Director of Founding Construction Development Corp. (2)Hung, Lung-Ping:Independent Director of Founding Construction Development Corp. (3)Liu, Chia-Yuan: CTO, Yang Ming Marine Transport Corp., and General Manager of All Oceans Transportation Inc. 5.Name of the new position holder: (1)Lee, Shu-Lan (2)Hung, Lung-Ping (3)Liu, Chia-Yuan 6.Resume of the new position holder: (1)Lee, Shu-Lan: CFO of EBM Technologies, and Independent Director of Founding Construction Development Corp. (2)Hung, Lung-Ping: Owner of Shang-Hsin Business Consulting Ltd., and Independent Director of Founding Construction Development Corp. (3)Liu, Chia-Yuan: CTO, Yang Ming Marine Transport Corp., and General Manager of All Oceans Transportation Inc. 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change: Term expiration and reappointment of the positions. 9.Original term (from __________ to __________):2020/06/09~2023/06/08 10.Effective date of the new member:2023/08/11 11.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230811&spoke_time=134936&seq_no=2

Submission of the Company's 2023 Q2 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-08-11 13:46:24 Sequence number: 1 Date of events: 2023/08/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2023/08/11 2.Date of approval by the audit committee:2023/08/11 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2023/01/01-2023/06/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):2478472 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):812447 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):702788 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):723130 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):602205 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):602205 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):2.11 11.Total assets end of the period (thousand NTD):12320859 12.Total liabilities end of the period (thousand NTD):3001750 13.Equity attributable to owners of parent end of the period (thousand NTD):9319109 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230811&spoke_time=134624&seq_no=1

Announcement by the Company of the ex-dividend record date on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:24:01 Sequence number: 2 Date of events: 2023/06/09 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2023/06/09 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividends NT$45 million (NT$3 per share) 4.Ex-rights (ex-dividend) trading date:2023/06/09 5.Last date before book closure:2023/06/10 6.Book closure starting date:2023/06/11 7.Book closure ending date:2023/06/15 8.Ex-rights (ex-dividend) record date:2023/06/15 9.Any other matters that need to be specified: The expected distribution date for the cash dividend will be 2023/09/15 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=142401&seq_no=2

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:22:03 Sequence number: 1 Date of events: 2023/06/09 Applicable item: paragraph 18 1.Date of the shareholders meeting:2023/06/09 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2022 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2022 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=142203&seq_no=1

Announcement regarding the expiration of the terms of the Company’s Remuneration Committee Members

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:19:34 Sequence number: 6 Date of events: 2023/06/09 Applicable item: paragraph 6 1.Date of occurrence of the change:2023/06/09 2.Name of the functional committees:Remuneration Committee 3.Name of the previous position holder: Lee, Shu-Lan Hung, Lung-Ping Liu, Chia-Yuan 4.Resume of the previous position holder: (1)Lee, Shu-Lan: CFO of EBM Technologies, and Independent Director of Founding Construction Development Corp. (2)Hung, Lung-Ping: Manager of Chuan-Hsin United Accounting Firm, and Independent Director of Founding Construction Development Corp. (3)Liu, Chia-Yuan: CTO, Yang Ming Marine Transport Corp., and General Manager of All Oceans Transportation Inc. 5.Name of the new position holder: Appointment upon the next Board meeting. 6.Resume of the new position holder:N/A 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change:Term expired 9.Original term (from __________ to __________):2020/06/09~2023/06/08 10.Effective date of the new member:2023/06/09 11.Any other matters that need to be specified: The new members of the Remuneration Committee will be appointed at the most recent Board meeting and will serve the same term as the current Directors until June 8th,2026. Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=141934&seq_no=6

Announcement of the Company’s List of the Third-term Audit Committee Members

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:17:06 Sequence number: 5 Date of events: 2023/06/09 Applicable item: paragraph 6 1.Date of occurrence of the change:2023/06/09 2.Name of the functional committees:Audit Committee 3.Name of the previous position holder: Lee, Shu-Lan Chen, Bo-Yung Hung, Lung-Ping 4.Resume of the previous position holder: (1) Lee, Shu-Lan: CFO of EBM Technologies (2) Chen, Bo-Yung: Director of Top Union Electronics Corp. (3) Hung, Lung-Ping: Manager of Chuan-Hsin United Accounting Firm 5.Name of the new position holder: (1)Lee, Shu-Lan (2)Hung, Lung-Ping (3)Lan, You-Liang 6.Resume of the new position holder: (1) Lee, Shu-Lan: CFO of EBM Technologies (2) Hung, Lung-Ping: Owner of Shang-Hsin Business Consulting Ltd. (3) Lan, You-Liang: Manager of Central Trust of China 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change:Term expired 9.Original term (from __________ to __________):2020/06/09~2023/06/08 10.Effective date of the new member:2023/06/09 11.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=141706&seq_no=5

The Board of Directors of the Company Elects the Chairman and the Vice Chairman

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:12:56 Sequence number: 1 Date of events: 2023/06/09 Applicable item: paragraph 6 1.Date of the board of directors resolution or date of occurrence of the change:2023/06/09 2.Position (Please enter chairperson or president/general manager): Chairman and Vice Chairman 3.Name of the previous position holder: Chairman: Representative of Syntain Corp., Liu, Hsin-Hsiung Vice Chairman: Representative of Syntain Corp., Liu, Min-Liang 4.Resume of the previous position holder: Chairman and Vice Chairman of Founding Construction Development Corp. Ltd. 5.Name of the new position holder: Chairman: Representative of Syntain Corp., Liu, Hsin-Hsiung Vice Chairman: Representative of Syntain Corp., Liu, Min-Liang 6.Resume of the new position holder: Chairman and Vice Chairman of Founding Construction Development Corp. Ltd. 7.Circumstances of change (Please enter ”resignation”, ”dismissal”, ”term expired” , ”job relocation”, ”severance”, ”retirement”, ”death” or ”new appointment”):Term expired 8.Reason for the change:Election after Expiration of Term 9.Effective date of the new appointment:2023/06/09 10.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=141256&seq_no=1

Announcement regarding the result of the election for the board of directors at the 2023 General Shareholders’ Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:07:29 Sequence number: 3 Date of events: 2023/06/09 Applicable item: paragraph 6 1.Date of occurrence of the change:2023/06/09 2.Elected or changed position (Please enter institutional director, institutional supervisor, independent director, natural-person director or natural-person supervisor):All directors 3.Title and name of the previous position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung Director: Syntain Corp.Representative:Liu, Min-Liang Director: Liu, Hua-Hsing Director: Syntain Foundation.Representative:Liu, Fang-Wen Director: Ho, Ming-Hui Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui Independent Director: Lee, Shu-Lan Independent Director: Chen, Bo-Yung Independent Director: Hung, Lung-Ping 4.Resume of the previous position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung/ Chairman of Founding Construction Development Corp. Director: Syntain Corp.Representative:Liu, Min-Liang/ Vice Chairman of Founding Construction Development Corp. Director: Liu, Hua-Hsing/ President of Founding Construction Development Corp. Director: Syntain Foundation.Representative:Liu, Fang-Wen/ Director of May-Hsiung Investment Co., Ltd., Director: Ho, Ming-Hui/ Representative of FUSHIN Hotel Co., Ltd. Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui/ Director of Wenrui Investment Ltd. Independent Director: Lee, Shu-Lan/ CFO of EBM Technologies Independent Director: Chen, Bo-Yung/ Director of Top Union Electronics Corp. Independent Director: Hung, Lung-Ping/Manager of Chuan-Hsin United Accounting Firm 5.Title and name of the new position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung Director: Syntain Corp.Representative:Liu, Min-Liang Director: Liu, Hua-Hsing Director: Syntain Foundation.Representative:Liu, Fang-Wen Director: Ho, Ming-Hui Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui Independent Director: Lee, Shu-Lan Independent Director: Hung, Lung-Ping Independent Director: Lan, You-Liang 6.Resume of the new position holder: Director: Syntain Corp.Representative:Liu, Hsin-Hsiung/ Chairman of Founding Construction Development Corp. Director: Syntain Corp.Representative:Liu, Min-Liang/ Vice Chairman of Founding Construction Development Corp. Director: Liu, Hua-Hsing/ President of Founding Construction Development Corp. Director: Syntain Foundation.Representative:Liu, Fang-Wen/ Director of May-Hsiung Investment Co., Ltd., Director: Ho, Ming-Hui/ Representative of FUSHIN Hotel Co., Ltd. Director: Wenrui Investment Ltd.Representative:Chiang, Guang-Hui/ Representative: Wen-De Elderly Long-term Care Center Independent Director: Lee, Shu-Lan/ CFO of EBM Technologies Independent Director: Hung, Lung-Ping/Owner of Shang-Hsin Business Consulting Ltd. Independent Director: Lan, You-Liang / Manager of Central Trust of China 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change:Term expired and full re-election. 9.Number of shares held by the new position holder when elected: Director: Syntain Corp.Representative:22,918,571 shares Director: Liu, Hua-Hsing:4,005,089 shares Director: Syntain Foundation:940,000 shares Director: Ho, Ming-Hui:41,855 shares Director: Wenrui Investment Ltd.:549,209 shares Independent Director: Lee, Shu-Lan:13,680 shares Independent Director: Hung, Lung-Ping:200,760 shares Independent Director: Lan, You-Liang:0 shares 10.Original term (from __________ to __________):2020/06/09~2023/06/08 11.Effective date of the new appointment:2023/06/09 12.Turnover rate of directors of the same term: N/A. Term expired and full re-election. 13.Turnover rate of independent directors of the same term: N/A. Term expired and full re-election. 14.Turnover rate of supervisors of the same term:N/A 15.Change in one-third or more of directors (Please enter “Yes” or “No”):No 16.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=140729&seq_no=3

Announcement of the Company’s Important Resolutions of the 2023 General Shareholders’Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:03:19 Sequence number: 2 Date of events: 2023/06/09 Applicable item: paragraph 18 1.Date of the shareholders meeting:2023/06/09 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2022 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2022business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:Election of Directors 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=140319&seq_no=2

Announcement of the Company's resolution on the record date for distribution of dividends

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-06-09 14:01:31 Sequence number: 1 Date of events: 2023/06/09 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2023/06/09 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividend of NT$342,293,933 4.Ex-rights (ex-dividend) trading date:2023/06/29 5.Last date before book closure:2023/07/02 6.Book closure starting date:2023/07/03 7.Book closure ending date:2023/07/07 8.Ex-rights (ex-dividend) record date:2023/07/07 9.Deadline for applying the conversion of the debt voucher:N/A 10.The closure period for the conversion of the debt voucher will start from the date:N/A 11.The closure period for the conversion of the debt voucher will end on the date:N/A 12.Payment date of cash dividend distribution:2023/07/28 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230609&spoke_time=140131&seq_no=1

Chinese original

本公司取得台北市中山區土地相關事宜

公開資訊觀測站｜皇鼎（5533）公告日期：2023-05-30 15:39:35 公告序號：1 發言人：曹羅方發言人職稱：執行副總發言人電話：27025887-224 符合條款：第 20 款事實發生日：112/05/30 1.標的物之名稱及性質（如坐落台中市北區ＸＸ段ＸＸ小段土地）: 台北市中山區德惠段二小段671地號等9筆土地 2.事實發生日:112/5/30~112/5/30 3.交易單位數量（如ＸＸ平方公尺，折合ＸＸ坪）、每單位價格及交易總金額: 土地面積：1167.60平方公尺，約353.20坪交易總金額：新台幣722,431,880元 4.交易相對人及其與公司之關係（交易相對人如屬自然人，且非公司之關係人者，得免揭露其姓名）: 交易相對人：非關係之自然人與公司關係：無 5.交易相對人為關係人者，並應公告選定關係人為交易對象之原因及前次移轉之所有人、前次移轉之所有人與公司及交易相對人間相互之關係、前次移轉日期及移轉金額: 不適用 6.交易標的最近五年內所有權人曾為公司之關係人者，尚應公告關係人之取得及處分日期、價格及交易當時與公司之關係: 不適用 7.預計處分利益（或損失）（取得資產者不適用）（遞延者應列表說明認列情形）: 不適用 8.交付或付款條件（含付款期間及金額）、契約限制條款及其他重要約定事項: 依合約約定方式給付;限制條款：無;重要約定事項：無 9.本次交易之決定方式（如招標、比價或議價）、價格決定之參考依據及決策單位: 交易之決定方式：議價;決策單位：董事會 10.專業估價者事務所或公司名稱及其估價金額: 陳銘光不動產估價師事務所新台幣709,742,755元 11.專業估價師姓名: 陳銘光 12.專業估價師開業證書字號: (91)北市估字第000009號 13.估價報告是否為限定價格、特定價格或特殊價格:否或不適用 14.是否尚未取得估價報告:否或不適用 15.尚未取得估價報告之原因: 不適用 16.估價結果有重大差異時，其差異原因及會計師意見: 不適用 17.會計師事務所名稱: 不適用 18.會計師姓名: 不適用 19.會計師開業證書字號: 不適用 20.經紀人及經紀費用: 依約定 21.取得或處分之具體目的或用途: 興建住宅大樓出售 22.本次交易表示異議之董事之意見: 無 23.本次交易為關係人交易:否 24.董事會通過日期: 民國112年5月30日 25.監察人承認或審計委員會同意日期: 民國112年5月30日 26.本次交易係向關係人取得不動產或其使用權資產:否 27.依「公開發行公司取得或處分資產處理準則」第十六條規定評估之價格:不適用 28.依前項評估之價格較交易價格為低者，依同準則第十七條規定評估之價格:不適用 29.其他敘明事項: 無資料來源：https://mopsov.twse.com.tw/mops/web/ajax_t05st01?firstin=true&step=2&year=112&month=all&seq_no=1&spoke_time=153935&spoke_date=20230530&co_id=5533&TYPEK=sii

Change of the General Manager

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-05-11 14:03:35 Sequence number: 2 Date of events: 2023/05/11 Applicable item: paragraph 6 1.Date of the board of directors resolution or date of occurrence of the change:2023/05/11 2.Position (Please enter chairperson or president/general manager): General Manager 3.Name of the previous position holder:Liu, Hua-Hsing 4.Resume of the previous position holder:General Manager of the Company 5.Name of the new position holder:Tsao, Lo-Fang 6.Resume of the new position holder:Executive Vice President of the Company 7.Circumstances of change (Please enter ”resignation”, ”dismissal”, ”term expired” , ”job relocation”, ”severance”, ”retirement”, ”death” or ”new appointment”):Retirement 8.Reason for the change:The Board of Directors approved the appointment of the General Manager on May 11th, 2023. 9.Effective date of the new appointment:2023/07/01 10.Any other matters that need to be specified (the information disclosure also meets the requirements of Article 7, subparagraph 6 of the Securities and Exchange Act Enforcement Rules, which brings forth a significant impact on shareholders rights or the price of the securities on public companies.): None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230511&spoke_time=140335&seq_no=2

Submission of the Company's 2023 Q1 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-05-11 14:01:48 Sequence number: 1 Date of events: 2023/05/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2023/05/11 2.Date of approval by the audit committee:N/A 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2023/01/01-2023/03/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):1415229 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):463415 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):410696 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):424634 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):369783 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):369783 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):1.3 11.Total assets end of the period (thousand NTD):12333247 12.Total liabilities end of the period (thousand NTD):3246560 13.Equity attributable to owners of parent end of the period (thousand NTD):9086687 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230511&spoke_time=140148&seq_no=1

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-03-09 16:28:07 Sequence number: 2 Date of events: 2023/03/09 Applicable item: paragraph 14 1.Date of the board of directors resolution:2023/03/09 2.Type and monetary amount of dividend distribution: Total cash dividend: NT$45,000,000 (NT$3 per share) 3.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230309&spoke_time=162807&seq_no=2

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-03-09 16:27:23 Sequence number: 1 Date of events: 2023/03/09 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2023/03/09 2.Shareholders meeting date:2023/06/09 3.Shareholders meeting location:3F., No. 294, Sec. 1, Dunhua S. Rd., Da’an Dist., Taipei City 106, Taiwan 4.Cause for convening the meeting (1)Reported matters: (1) 2022 Business Report (2) 2022 Distribution of Director Remuneration and Employee Bonus 5.Cause for convening the meeting (2)Acknowledged matters: (1) 2022 Business Report and Financial Statements. (2) 2022 Profit Distribution Statement. 6.Cause for convening the meeting (3)Matters for Discussion:None 7.Cause for convening the meeting (4)Election matters:None 8.Cause for convening the meeting (5)Other Proposals:None 9.Cause for convening the meeting (6)Extemporary Motions:None 10.Book closure starting date:2023/05/11 11.Book closure ending date: 2023/06/09 12.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230309&spoke_time=162723&seq_no=1

The Board of Directors Proposed Dividend Distribution

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-03-09 16:14:16 Sequence number: 2 Date of events: 2023/03/09 Applicable item: paragraph 14 1.Date of the board of directors resolution :2023/03/09 2.Year or quarter which dividends belong to:2022 3.Period which dividends belong to:2022/01/01-2022/12/31 4.Appropriations of earnings in cash dividends to shareholders (NT$ per share):1.2 5.Cash distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 6.Total amount of cash distributed to shareholders (NT$):342293933 7.Appropriations of earnings in stock dividends to shareholders (NT$ per share):0 8.Stock distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 9.Total amount of stock distributed to shareholders (shares):0 10.Any other matters that need to be specified:None 11.Per value of common stock:NT$10 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230309&spoke_time=161416&seq_no=2

Announcement of the Adoption of the 2022 Consolidated Financial Reports approved by the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-03-09 16:23:05 Sequence number: 3 Date of events: 2023/03/09 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2023/03/09 2.Date of approval by the audit committee:2023/03/09 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2022/01/01-2022/12/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):4815648 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):1297762 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):1032814 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):1265243 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):1014698 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):1014698 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):3.56 11.Total assets end of the period (thousand NTD):12657872 12.Total liabilities end of the period (thousand NTD):3598674 13.Equity attributable to owners of parent end of the period (thousand NTD):9059198 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230309&spoke_time=162305&seq_no=3

Announcement of the Board of Directors’ Resolution on Convening 2023 Shareholders' Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2023-03-09 16:13:05 Sequence number: 1 Date of events: 2023/03/09 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2023/03/09 2.Shareholders meeting date:2023/06/09 3.Shareholders meeting location:No. 152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City 4.Shareholders' meeting will be held by means of (physical shareholders' meeting/ hybrid shareholders' meeting / virtual-only shareholders' meeting):physical shareholders meeting 5.Cause for convening the meeting (1)Reported matters: (一)2022 Business Report (二)2022 Audit Committee Report (三)2022 Distribution of Director Remuneration and Employee Bonus (四)2022 Distribution of Cash Dividend 6.Cause for convening the meeting (2)Acknowledged matters: (一)2022 Business Report and Financial Statements (二)2022 Profit Distribution Statement 7.Cause for convening the meeting (3)Matters for Discussion:None 8.Cause for convening the meeting (4)Election matters: Re-election of directors 9.Cause for convening the meeting (5)Other Proposals:None 10.Cause for convening the meeting (6)Extemporary Motions:None 11.Book closure starting date:2023/04/11 12.Book closure ending date:2023/06/09 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20230309&spoke_time=161305&seq_no=1

Submission of the Company's 2022 Q3 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-11-10 15:21:46 Sequence number: 1 Date of events: 2022/11/10 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2022/11/10 2.Date of approval by the audit committee:N/A 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2022/01/01-2022/09/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):4615384 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):1253130 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):1032886 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):1252492 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):1002067 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):1002067 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):3.51 11.Total assets end of the period (thousand NTD):12694211 12.Total liabilities end of the period (thousand NTD):3651001 13.Equity attributable to owners of parent end of the period (thousand NTD):9043210 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20221110&spoke_time=152146&seq_no=1

Announcement of the Company’s institutional investor conference on Oct 25, 2022

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-10-24 14:02:40 Sequence number: 1 Date of events: 2022/10/25 Applicable item: paragraph 12 1.Date of institutional investor conference:2022/10/25 2.Time of institutional investor conference:13:30 p.m. 3.Location of institutional investor conference: 1st Floor, No.152, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City (FUSHIN Hotel) 4.Outline of institutional investor conference: Company profile and operating results. 5.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20221024&spoke_time=140240&seq_no=1

Submission of the Company's 2022 Q2 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-08-11 15:24:17 Sequence number: 1 Date of events: 2022/08/11 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2022/08/11 2.Date of approval by the audit committee:N/A 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2022/01/01-2022/06/30 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):3880312 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):969697 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):803667 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):1023220 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):808578 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):808578 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):2.83 11.Total assets end of the period (thousand NTD):12630855 12.Total liabilities end of the period (thousand NTD):3781134 13.Equity attributable to owners of parent end of the period (thousand NTD):8849721 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220811&spoke_time=152417&seq_no=1

Announcement by the Company of the director’s consent to act as the chairperson on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-06-09 17:29:55 Sequence number: 5 Date of events: 2022/06/09 Applicable item: paragraph 6 1.Date of the board of directors resolution or date of occurrence of the change:2022/06/09 2.Position (Please enter chairperson or president/general manager): Chairperson 3.Name of the previous position holder:Wang, Yang-Chong 4.Resume of the previous position holder: Chien-Chiao Construction Co., Ltd. / Chairperson 5.Name of the new position holder:Wang, Yang-Chong 6.Resume of the new position holder: Chien-Chiao Construction Co., Ltd. / Chairperson 7.Circumstances of change (Please enter ”resignation”, ”dismissal”, ”term expired” , ”job relocation”, ”severance”, ”retirement”, ”death” or ”new appointment”):Term expired 8.Reason for the change:Term expired 9.Effective date of the new appointment:2022/06/09 10.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220609&spoke_time=172955&seq_no=5

Announcement by the Company of the expiry of director terms and re-assignment of director on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-06-09 17:27:54 Sequence number: 4 Date of events: 2022/06/09 Applicable item: paragraph 6 1.Date of occurrence of the change:2022/06/09 2.Elected or changed position (Please enter institutional director, institutional supervisor, independent director, natural-person director or natural-person supervisor):institutional director 3.Title and name of the previous position holder: board director, Wang,Yang-Chong 4.Resume of the previous position holder: Representative and Chairperson of Chien-Chiao Construction Co., Ltd. 5.Title and name of the new position holder: board director, Wang,Yang-Chong 6.Resume of the new position holder: Representative and Chairperson of Chien-Chiao Construction Co., Ltd. 7.Circumstances of change (Please enter “resignation”, “dismissal”, “term expired”, “death” or “new appointment”):Term expired 8.Reason for the change: Expiry of director terms and re-assignment of director 9.Number of shares held by the new position holder when elected: 15,000,000 shares 10.Original term (from __________ to __________):2019/06/10~2022/06/09 11.Effective date of the new appointment:2022/06/09 12.Turnover rate of directors of the same term:N/A 13.Turnover rate of independent directors of the same term:N/A 14.Turnover rate of supervisors of the same term:N/A 15.Change in one-third or more of directors (Please enter “Yes” or “No”):No 16.Any other matters that need to be specified: The election of directors of the subsidiary Chien-Chiao Construction Co., Ltd., is conducted by the sole institutional shareholder, Founding Construction Development Co., Ltd., which issues a letter of appointment of corporate representative and reappoints one director The board of directors proposes the renewal of Wang, Yang-Chong’s term as the chairperson on the same day Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220609&spoke_time=172754&seq_no=4

Announcement by the Company of the ex-dividend record date on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-06-09 17:25:35 Sequence number: 3 Date of events: 2022/06/09 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2022/06/09 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividends NT$15 million (NT$1 per share) 4.Ex-rights (ex-dividend) trading date:2022/06/09 5.Last date before book closure:2022/06/10 6.Book closure starting date:2022/06/11 7.Book closure ending date:2022/06/15 8.Ex-rights (ex-dividend) record date:2022/06/15 9.Any other matters that need to be specified: The expected distribution date for the cash dividend will be 2022/08/16 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220609&spoke_time=172535&seq_no=3

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-06-09 17:22:35 Sequence number: 2 Date of events: 2022/06/09 Applicable item: paragraph 18 1.Date of the shareholders meeting:2022/06/09 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2021 Profit Distribution. 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2021 business report and financial statements. 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220609&spoke_time=172235&seq_no=2

Announcement of the Company’s Important Resolutions of the 2022 General Shareholders’Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-06-09 13:49:58 Sequence number: 1 Date of events: 2022/06/09 Applicable item: paragraph 18 1.Date of the shareholders meeting:2022/06/09 2.Important resolutions (1)Profit distribution/ deficit compensation:Acknowledgment of the 2021 Profit Distribution 3.Important resolutions (2)Amendments to the corporate charter:None 4.Important resolutions (3)Business report and financial statements: Acknowledgment of the 2021 business report and financial statements 5.Important resolutions (4)Elections for board of directors and supervisors:None 6.Important resolutions (5)Any other proposals: Approval of amendments to the “Procedures for Acquisition and Disposal of Assets” 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220609&spoke_time=134958&seq_no=1

Announcement of the Company's resolution on the record date for distribution of dividends

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-05-24 14:18:47 Sequence number: 1 Date of events: 2022/05/24 Applicable item: paragraph 14 1.Date of the resolution by the board of directors or shareholders meeting or decision by the Company:2022/05/24 2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend 3.Type and monetary amount of dividend distribution: Cash dividend of NT$285,244,944 4.Ex-rights (ex-dividend) trading date:2022/06/09 5.Last date before book closure:2022/06/10 6.Book closure starting date:2022/06/11 7.Book closure ending date:2022/06/15 8.Ex-rights (ex-dividend) record date:2022/06/15 9.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220524&spoke_time=141847&seq_no=1

Announcement of the Company’s urban renewal project of land in Da-Tong District, Taipei City

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-05-12 15:54:40 Sequence number: 2 Date of events: 2022/05/12 Applicable item: paragraph 51 1.Date of occurrence of the event:2022/05/12 2.Company name:Founding Construction Development Co., Ltd. 3.Relationship to the Company (please enter ”head office” or ”subsidiaries”):head office 4.Reciprocal shareholding ratios:N/A 5.Cause of occurrence: On May 12th, 2022, the Board of Directors resolved to authorize the Chairman to integrate the development of land in Da-Tong District, Taipei City under the urban renewal model. 6.Countermeasures:None 7.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220512&spoke_time=155440&seq_no=2

Submission of the Company's 2022 Q1 consolidated financial reports to the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-05-12 15:53:14 Sequence number: 1 Date of events: 2022/05/12 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2022/05/12 2.Date of approval by the audit committee:N/A 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2022/01/01-2022/03/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):2013469 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):488620 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):404649 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):650324 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):610571 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):610571 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):2.14 11.Total assets end of the period (thousand NTD):13203316 12.Total liabilities end of the period (thousand NTD):4266358 13.Equity attributable to owners of parent end of the period (thousand NTD):8936958 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220512&spoke_time=155314&seq_no=1

Chinese original

本公司代子公司富信大飯店公告董事會決議不發放股利 (更正事實發生日)

公開資訊觀測站｜皇鼎（5533）公告日期：2022-03-18 16:49:22 公告序號：2 發言人：曹羅方發言人職稱：執行副總發言人電話：27025887-224 符合條款：第 14 款事實發生日：111/03/17 1.董事會決議日期:111/03/17 2.發放股利種類及金額:無。 3.其他應敘明事項:無。資料來源：https://mopsov.twse.com.tw/mops/web/ajax_t05st01?firstin=true&step=2&year=111&month=all&seq_no=2&spoke_time=164922&spoke_date=20220318&co_id=5533&TYPEK=sii

Chinese original

本公司代子公司富信大飯店公告董事會決議召開一一一年股東常會 (更正停止過戶截止日期)

公開資訊觀測站｜皇鼎（5533）公告日期：2022-03-18 16:45:09 公告序號：1 發言人：曹羅方發言人職稱：執行副總發言人電話：27025887-224 符合條款：第 17 款事實發生日：111/03/17 1.董事會決議日期:111/03/17 2.股東會召開日期:111/06/09 3.股東會召開地點:新北市汐止區大同路一段128號。 4.召集事由一、報告事項: (一)一一０年度營業報告書。 (二)一一０年度監察人查核報告書。 5.召集事由二、承認事項: (一)一一０年度營業報告書暨財務報表案。 (二)一一０年度虧損撥補案。 6.召集事由三、討論事項:無。 7.召集事由四、選舉事項:無。 8.召集事由五、其他議案:無。 9.召集事由六、臨時動議:無。 10.停止過戶起始日期:111/05/11 11.停止過戶截止日期:111/06/09 12.其他應敘明事項:無。資料來源：https://mopsov.twse.com.tw/mops/web/ajax_t05st01?firstin=true&step=2&year=111&month=all&seq_no=1&spoke_time=164509&spoke_date=20220318&co_id=5533&TYPEK=sii

The Board of Directors Proposed Dividend Distribution

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-17 16:44:53 Sequence number: 2 Date of events: 2022/03/17 Applicable item: paragraph 14 1.Date of the board of directors resolution :2022/03/17 2.Year or quarter which dividends belong to:2021 3.Period which dividends belong to:2021/01/01-2021/12/31 4.Appropriations of earnings in cash dividends to shareholders (NT$ per share):1 5.Cash distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 6.Total amount of cash distributed to shareholders (NT$):285244944 7.Appropriations of earnings in stock dividends to shareholders (NT$ per share):0 8.Stock distributed from legal reserve and capital surplus to shareholders (NT$ per share):0 9.Total amount of stock distributed to shareholders (shares):0 10.Any other matters that need to be specified:None 11.Per value of common stock:NT$10 Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220317&spoke_time=164453&seq_no=2

Announcement of the Board of Directors’ Resolution on Non-Dividend Payment by the Company on behalf of major subsidiary FUSHIN Hotel Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-17 16:47:36 Sequence number: 5 Date of events: 2022/03/17 Applicable item: paragraph 14 1.Date of the board of directors resolution:2022/03/17 2.Type and monetary amount of dividend distribution:None 3.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220317&spoke_time=164736&seq_no=5

Announcement of the Board of Directors’ Resolution on Convening 2022 Shareholders' Meeting by the Company on behalf of major subsidiary FUSHIN Hotel Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-17 16:47:01 Sequence number: 4 Date of events: 2022/03/17 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2022/03/17 2.Shareholders meeting date:2022/06/09 3.Shareholders meeting location:No. 128, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City 4.Cause for convening the meeting (1)Reported matters: (一)2021 Business Report (二)2021 Audit Committee Report 5.Cause for convening the meeting (2)Acknowledged matters: (一) 2021 Business Report and Financial Statements (二)2021 Deficit Compensation Proposal 6.Cause for convening the meeting (3)Matters for Discussion:None 7.Cause for convening the meeting (4)Election matters:None 8.Cause for convening the meeting (5)Other Proposals:None 9.Cause for convening the meeting (6)Extemporary Motions:None 10.Book closure starting date:2022/05/11 11.Book closure ending date:2022/06/09 12.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220317&spoke_time=164701&seq_no=4

Announcement of the Adoption of the 2021 Consolidated Financial Reports approved by the Board of Directors

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-17 16:46:05 Sequence number: 3 Date of events: 2022/03/17 Applicable item: paragraph 31 1.Date of submission to the board of directors or approval by the board of directors:2022/03/17 2.Date of approval by the audit committee:2022/03/17 3.Start and end dates of financial reports or annual self-assessed financial information of the reporting period (XXXX/XX/XX~XXXX/XX/XX): 2021/01/01-2021/12/31 4.Operating revenue accumulated from 1/1 to end of the period (thousand NTD):3772140 5.Gross profit (loss) from operations accumulated from 1/1 to end of the period (thousand NTD):1080771 6.Net operating income (loss) accumulated from 1/1 to end of the period (thousand NTD):794056 7.Profit (loss) before tax accumulated from 1/1 to end of the period (thousand NTD):1147239 8.Profit (loss) accumulated from 1/1 to end of the period (thousand NTD):1061935 9.Profit (loss) during the period attributable to owners of parent accumulated from 1/1 to end of the period (thousand NTD):1061935 10.Basic earnings (loss) per share accumulated from 1/1 to end of the period (NTD):3.72 11.Total assets end of the period (thousand NTD):13107316 12.Total liabilities end of the period (thousand NTD):4780929 13.Equity attributable to owners of parent end of the period (thousand NTD):8326387 14.Any other matters that need to be specified: None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220317&spoke_time=164605&seq_no=3

Announcement of the Board of Directors’ Resolution on Convening 2022 Shareholders' Meeting

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-17 16:44:00 Sequence number: 1 Date of events: 2022/03/17 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2022/03/17 2.Shareholders meeting date:2022/06/09 3.Shareholders meeting location:3F., No. 128, Sec. 1, Datong Rd., Xizhi Dist., New Taipei City 4.Shareholders meeting will be held by means of (physical shareholders meeting/ visual communication assisted shareholders meeting / visual communication shareholders meeting): physical shareholders meeting 5.Cause for convening the meeting (1)Reported matters: (一)2021 Business Report (二)2021 Audit Committee Report (三)2021 Distribution of Director Remuneration and Employee Bonus (四)2021 Distribution of Cash Dividend 6.Cause for convening the meeting (2)Acknowledged matters: (一)2021 Business Report and Financial Statements (二)2021 Profit Distribution Statement 7.Cause for convening the meeting (3)Matters for Discussion: Amendments to the Operational Procedures for Acquisition and Disposal of Assets 8.Cause for convening the meeting (4)Election matters:None 9.Cause for convening the meeting (5)Other Proposals:None 10.Cause for convening the meeting (6)Extemporary Motions:None 11.Book closure starting date:2022/04/11 12.Book closure ending date:2022/06/09 13.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220317&spoke_time=164400&seq_no=1

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-16 15:03:17 Sequence number: 2 Date of events: 2022/03/16 Applicable item: paragraph 14 1.Date of the board of directors resolution:2022/03/16 2.Type and monetary amount of dividend distribution: Total cash dividend: NT$15,000,000 (NT$1 per share) 3.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220316&spoke_time=150317&seq_no=2

Announcement by the Company on behalf of major subsidiary Chien-Chiao Construction Co., Ltd.

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-03-16 15:02:07 Sequence number: 1 Date of events: 2022/03/16 Applicable item: paragraph 17 1.Date of the board of directors' resolution:2022/03/16 2.Shareholders meeting date:2022/06/09 3.Shareholders meeting location:3F., No. 294, Sec. 1, Dunhua S. Rd., Da’an Dist., Taipei City 106, Taiwan 4.Cause for convening the meeting (1)Reported matters: (1) 2021 Business Report (2) 2021 Distribution of Director Remuneration and Employee Bonus 5.Cause for convening the meeting (2)Acknowledged matters: (1) 2021 Business Report and Financial Statements. (2) 2021 Profit Distribution Statement. 6.Cause for convening the meeting (3)Matters for Discussion:None 7.Cause for convening the meeting (4)Election matters:None 8.Cause for convening the meeting (5)Other Proposals:None 9.Cause for convening the meeting (6)Extemporary Motions:None 10.Book closure starting date:2022/05/11 11.Book closure ending date: 2022/06/09 12.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220316&spoke_time=150207&seq_no=1

Announcement of Disposal of the Company’s Fu Ding Tech Building, XiZhi Dist., New Taipei City

Market Observation Post System | FOUNDING (5533) Announcement date: 2022-01-17 18:40:43 Sequence number: 1 Date of events: 2022/01/17 Applicable item: paragraph 20 1.Name and nature of the underlying asset (e.g., land located at Sublot XX, Lot XX, North District, Taichung City): Land:Land Serial No. 403-12 of BaoAn Section, XiZhi Dist., New Taipei City Building:1-11F No. 428 and No.430, Baochang Rd., Xizhi Dist., New Taipei City 2.Date of occurrence of the event:2022/01/17 3.Transaction unit amount (e.g.XX square meters, equivalent to XX ping), unit price, and total transaction price: Land Area: 5052.80m2 Building Area: 19912.83 m2 Parking Area: 4378.92 m2 Transaction amount: NT$ 1,398,000,000 4.Trading counterparty and its relationship with the Company (if the trading counterparty is a natural person and furthermore is not a related party of the Company, the name of the trading counterparty is not required to be disclosed): Counterparty: Voltronic Power Technology Corp. Relationship of the aforementioned with the Company: None. 5.Where the trading counterparty is a related party, announcement shall also be made of the reason for choosing the related party as trading counterparty and the identity of the previous owner, its relationship with the Company and the trading counterparty, and the previous date and monetary amount of transfer:N/A 6.Where an owner of the underlying assets within the past five years has been a related party of the Company, the announcement shall also include the date and price of acquisition and disposal by the related party, and its relationship with the Company at the time of the transaction:N/A 7.Projected gain (or loss) through disposal (not applicable for acquisition of assets; those with deferral should provide a table explaining recognition):Projected gain through disposal: 13.82% 8.Terms of delivery or payment (including payment period and monetary amount), restrictive covenants in the contract, and other important terms and conditions:Payment is based on the terms in the contract. Restrictive covenants: None Important terms and conditions: None 9.The manner of deciding on this transaction (such as invitation to tender, price comparison, or price negotiation), the reference basis for the decision on price, and the decision-making unit: The manner of deciding on this transaction: Price negotiation The decision-making unit: The Board of Directors 10.Name of the professional appraisal firm or company and its appraisal price: Chen’s Real Estate Appraiser Firm:NT$ 1,428,736,070 Lee & Lin Real Estate Appraiser Firm: NT$ 1,422,596,370 11.Name of the professional appraiser:CHEN,MING-KUANG ; MA, CHI-BIN 12.Practice certificate number of the professional appraiser: (91)TCG_NO.000009 ; (107)TCG_NO.000262 13.The appraisal report has a limited price, specific price, or special price:No 14.An appraisal report has not yet been obtained:No 15.Reason for an appraisal report not being obtained:N/A 16.Reason for any significant discrepancy with the appraisal reports and opinion of the CPA:N/A 17.Name of the CPA firm:N/A 18.Name of the CPA:N/A 19.Practice certificate number of the CPA:N/A 20.Broker and broker's fee:Based on the agreement 21.Concrete purpose or use of the acquisition or disposal: Make gains on disposal of the asset. 22.Any dissenting opinions of directors to the present transaction:None 23.Whether the counterparty of the current transaction is a related party:No 24.Date of the board of directors resolution:2022/01/17 25.Date of ratification by supervisors or approval by the audit committee:2022/01/17 26.The transaction is to acquire a real property or right-of-use asset from a related party:No 27.The price assessed in accordance with the Article 16 of the Regulations Governing the Acquisition and Disposal of Assets by Public Companies:N/A 28.Where the above assessed price is lower than the transaction price, the price assessed in accordance with the Article 17 of the same regulations:N/A 29.Any other matters that need to be specified:None Source: https://emops.twse.com.tw/server-java/t05st01_e?step=1&co_id=5533&spoke_date=20220117&spoke_time=184043&seq_no=1