2539 Sakura Construction Announces Board Approval of Engineering Contract with Subsidiary

Release Date: August 11, 2026 Statement Date: August 10, 2026 Statement Time: 17:35:23 Company Code: 2539 Company Name: Sakura Construction Subject: Announcement of Board Approval for Engineering Contract with Subsidiary Sakuyu Construction for the 'Qiai Section, Yuanlin City, Changhua County' Project Applicable Clause: Clause 20 Factual Date: August 10, 2026

Details: 1. Type of Contract: Engineering Contract 2. Factual Date: August 10, 2026 ~ August 10, 2026 3. Board Approval Date: August 10, 2026 (Minguo Year 115) 4. Other Approval Dates: Not applicable 5. Contract Counterparty and Relationship with the Company: Sakuyu Construction Co., Ltd. is a subsidiary of the Company. 6. Main Contract Contents (including total contract amount, estimated investment amount, contract start and end dates, restrictive clauses, and other important terms): The total amount of the engineering contract for the 'Qiai Section, Yuanlin City, Changhua County' and related assumed construction works is NT$343,558,896 (inclusive of tax). 7. Name of Professional Appraisal Firm or Company and Appraisal Result: Not applicable 8. Name of Real Estate Appraiser: Not applicable 9. License Number of Real Estate Appraiser: Not applicable 10. Specific Purpose of Acquisition: To construct residential buildings for sale, thereby generating profit for the Company. 11. Dissenting Director Opinions on the Transaction: None 12. Is the Transaction a Related-Party Transaction: Yes 13. Date of Supervisor Approval or Audit Committee Consent: August 10, 2026 (Minguo Year 115, August 10) 14. Is the Appraisal Report a Limited, Specific, or Special Price: No or Not applicable 15. Has the Appraisal Report Not Yet Been Obtained: No or Not applicable 16. Reason for Not Yet Obtaining the Appraisal Report: Not applicable 17. Reasons for Significant Differences in Appraisal Results and Auditor's Opinion: Not applicable 18. Name of Accounting Firm: Not applicable 19. Name of Auditor: Not applicable 20. Auditor's License Number: Not applicable 21. Previous Date of Material Information Disclosure on the Same Event: Not applicable 22. Other Disclosures: None