[China Steel] Announcement of Changes in Executive Vice President, Spokesperson, and Chief Information Security Officer

1. Type of personnel change (Please enter Spokesperson, Acting Spokesperson, Important Operational Executive (e.g., CEO, COO, CMO, CSO), Financial Executive, Accounting Executive, Corporate Governance Officer, Chief Information Security Officer, R&D Executive, Internal Audit Executive or Litigation and Non-Litigation Agent): Executive Vice President, Spokesperson, and Chief Information Security Officer 2. Date of change: 115/04/29 3. Name, position, and brief resume of former incumbent: Zheng Jizhao; former Executive Vice President, Spokesperson, and Chief Information Security Officer of the Company 4. Name, position, and brief resume of new incumbent: Not applicable 5. Reason for change (Please enter "Resignation", "Position Adjustment", "Layoff", "Retirement", "Death", "New Appointment" or "Dismissal"): Retirement 6. Reason for change: Reaching mandatory retirement age 7. Effective date: 115/04/30 8. Other matters that need to be specified: The new incumbent will be announced separately once confirmed.