[Announcement] Public Notice on the Board of Directors' Appointment of Members to the Sustainability Committee

1. Date of occurrence: 115/05/25 2. Name of functional committee: Sustainability Committee member 3. Name of predecessor: Not applicable 4. Background of predecessor: Not applicable 5. Name of successor: Tseng Hsiang-Chi 6. Background of successor: Independent director of the company, Professor in the Department of Physics at Chung Yuan Christian University 7. Situation of change (Resignation, removal, expiration, death, or new appointment): New appointment 8. Reason for change: New appointment 9. Original term of office (xx/xx/xx ~ xx/xx/xx): 114/05/28~117/05/27 10. Effective date of new appointment: 115/05/25 11. Other matters to be specified: None