[San Fang] Announcement of Personnel Change for Proxy Spokesperson

1. Type of personnel change (please enter spokesperson, proxy spokesperson, important operational executive (e.g., CEO, COO, CMO, CSO), financial manager, accounting manager, corporate governance officer, information security officer, R&D manager, internal audit manager, or litigation and non-litigation agent): Proxy Spokesperson 2. Date of change: 2026/05/08 3. Name, title, and brief resume of the former incumbent: Chen Wei-Chu / Administrative Director concurrently Corporate Governance Officer and Proxy Spokesperson 4. Name, title, and brief resume of the new incumbent: Lin Hsin-Hung / Operations Director concurrently Financial Officer 5. Nature of change (please enter 'resignation,' 'position adjustment,' 'layoff,' 'retirement,' 'death,' 'new appointment,' or 'dismissal'): Retirement 6. Reason for change: Retirement due to age 7. Effective date: 2026/05/08 8. Other matters that should be specified: None