Taiwan Union Announces Construction Contract for Subsidiary Taiwan Union Electronic Materials (Kunshan) to Build Factory on Own Land

1. Type of Contract: Construction Contract 2. Event Date: 115/7/3 ~ 115/7/3 3. Board Approval Date: July 30, 114th Year of the Republic of China 4. Other Approval Dates: Not applicable 5. Contract Counterparty and Relationship with the Company: Jiangsu Yongtai Construction Engineering Co., Ltd. Relationship with the Company: None 6. Main Content of the Contract (including total contract value, expected investment amount, and contract period), restrictive clauses, and other important terms: Construction of factory and dormitory buildings. The cumulative amount of construction contracts awarded to the same counterparty within the past year totals approximately NT$560,351 thousand. The project is contracted according to the company's construction schedule. 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 secure facilities required for production and operations 11. Dissenting Director Opinions on the Transaction: Not applicable 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 Limited, Specific, or Special Price: No or Not applicable 15. Whether an Appraisal Report Has Not Yet Been Obtained: No or Not applicable 16. Reason for Not Obtaining an Appraisal Report: Not applicable 17. Reasons for Significant Differences in Appraisal Results and Auditor's Opinion: Not applicable 18. Name of Auditor Firm: Not applicable 19. Name of Auditor: Not applicable 20. Auditor License Number: Not applicable 21. Previous Date of Material Information Disclosure on the Same Event: Not applicable 22. Other Disclosures: None