[Catcher] Announcement regarding change of Financial Officer and Interim Spokesperson

1. Change in personnel (Spokesperson, Interim Spokesperson, Key operational executives, Financial Officer, Accounting Officer, Corporate Governance Officer, Chief Information Security Officer, R&D Head, Internal Audit Head, or Litigation/Non-litigation Agent): Financial Officer and Interim Spokesperson 2. Date of change: 2026/06/05 3. Name, position, and brief resume of the predecessor: Chen Ching-chung, Senior Manager / Financial Officer and Interim Spokesperson of the Company 4. Name, position, and brief resume of the successor: N/A 5. Reason for change (resignation, reassignment, dismissal, retirement, death, or new appointment): Resignation 6. Reason for change: Personal career planning 7. Effective date: 2026/6/30 8. Other matters to be specified: The new Financial Officer and Accounting Officer will be announced after appointment by the most recent board of directors.