1. Type of Contract: Self-land commissioned construction

2. Date of Occurrence: May 17, 2026 (Minguo Year 115)

3. Board Approval Date: Not applicable

4. Other Approval Dates: Approval Level: Approved by Chairman Date: Minguo Year 115, May 17 (May 17, 2026)

5. Counterparty and Relationship with the Company: Transaction Party: Yawei Engineering Co., Ltd. Relationship with Company: None

6. Main Content of the Contract (including total contract amount, expected investment amount, contract start and end dates, restrictive clauses, and other important terms): The contract signed is for the electrical, plumbing, and fire protection works of the new residential building construction project located in Lantian West Section, Nanzih District, Kaohsiung City. Total Contract Amount: NT$628,000,000 (NT$628,000 thousand) Restrictive Clauses and Other Important Terms: None

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 the Transaction: To expand the company's business revenue

11. Dissenting Director Opinions on the Transaction: None

12. Whether the Transaction is a Related-Party Transaction: No

13. Date of Supervisor Approval or Audit Committee Consent: Not applicable

14. Whether the Appraisal Report is at a Restricted, Specific, or Special Price: No or Not applicable

15. Whether Appraisal Report Has Not Yet Been Obtained: No or Not applicable

16. Reason for Not Yet Obtaining 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 Explanatory Matters: None

FACT BOX

  • Source: PR Times
  • Category: News