SANFANG: Announcement of Change in Company's Corporate Governance Officer

1. Type of personnel change (Please enter Spokesperson, Acting Spokesperson, Important Operational Executive (e.g., CEO, COO, CMO, CSO, etc.), Financial Officer, Accounting Officer, Corporate Governance Officer, Information Security Officer, R&D Officer, Internal Audit Officer, or Litigation and Non-Litigation Agent): Corporate Governance Officer 2. Date of change: 2026/05/08 3. Name, title, and brief resume of the former incumbent: Chen Wei-Ju / Administrative Director and concurrently Corporate Governance Officer and Acting Spokesperson 4. Name, title, and brief resume of the new incumbent: Zhou Bo-Xue / Associate Vice President and former Audit Officer 5. Status of change (Please enter "Resignation", "Job Adjustment", "Layoff", "Retirement", "Death", "New Appointment", or "Dismissal"): Retirement 6. Reason for change: Reached retirement age 7. Effective date: 2026/05/08 8. Other matters that need to be specified: None Keywords: Material Information