Tung Ho Steel Announces Change in Spokesperson and Alternate Spokesperson

1. Type of Personnel Change (please specify: spokesperson, alternate spokesperson, key operational executives such as CEO, COO, CMO, CSO, financial officer, accounting officer, corporate governance officer, CISO, R&D head, internal audit head, or litigation/non-litigation agent): spokesperson, alternate spokesperson

2. Date of Change: July 31, 2026

3. Name, Position, and Background of Former Incumbents: (1) Former Spokesperson: Chen Jun-Liang, Manager of the General Manager's Office

(2) Former Alternate Spokespersons: He Ru-Yu, Corporate Governance Officer and Deputy General Manager of the Management Department Guo Shu-Mei, Senior Manager of the Finance & Accounting Department

4. Name, Position, and Background of New Appointees: (1) New Spokesperson: Guo Shu-Mei, Senior Manager of the Finance & Accounting Department

(2) New Alternate Spokespersons: Chen Guan-Wen, Deputy Manager of the Audit Department Liu Bo-Qi, Assistant Deputy Manager of the Finance & Accounting Department

5. Nature of Change (please enter 'resignation', 'job reassignment', 'redundancy', 'retirement', 'death', 'new appointment', or 'dismissal'): job reassignment

6. Reason for Change: job reassignment

7. Effective Date: August 1, 2026

8. Other Matters to be Disclosed: None