Giant Armor Precision - Chuang Announces Change in Spokesperson and Corporate Governance Officer

1. Category of Personnel Change (please select from: spokesperson, acting spokesperson, key operational executives such as CEO, COO, CMO, CSO, financial officer, accounting officer, corporate governance officer, CISO, R&D head, internal audit head, litigation or non-litigation representative): Acting Spokesperson / Corporate Governance Officer

2. Date of Change: July 31, 2026 (R.O.C. Year 115)

3. Former Officer's Name, Title, and Background: Hsiu-Fen Wei / Manager, Public Relations and Investor Relations Department / Corporate Governance Officer of the Company

4. New Officer's Name, Title, and Background: To be appointed

5. Nature of Change (please select from: resignation, job reassignment, severance, retirement, death, new appointment, removal): Job Reassignment

6. Reason for Change: Job Reassignment

7. Effective Date: August 1, 2026 (R.O.C. Year 115)

8. Other Matters to be Disclosed: The appointment of the new officer will be announced separately after approval by the Board of Directors.