To announce the change of corporate governance officer

SEQ_NO

1

Date of announcement

2025/05/09

Time of announcement

14:46:13

Subject

To announce the change of corporate governance officer

To which
item it meet

sparagrap 8

Date of events

2025/05/09

Statement

1. Type of personnel changed (please enter: spokesperson, acting spokesperson, important
   personnel (CEO, COO, CMO, CSO, etc.) ,financial officer, accounting officer, corporate
   governance officer, chief information security officer, research and development officer,
   chief internal auditor, or designated and non-designated representatives):
   corporate governance officer
2. Date of occurrence of the change:2025/05/09
3. Name, title, and resume of the previous position holder:
   Yen, Hsien-Ying / Accounting Supervisor
4. Name, title, and resume of the new position holder:
   Tsai,Cheng-Hsiung /Operation Management Center
   Vice President and Supervisor of Finance
5. Type of the change (please enter: ”resignation”, ”position adjustment”, ”retirement”
   , ”death”,”new replacement” or ”dismissal”):position adjustment
6. Reason for the change:position adjustment
7. Effective date:2025/05/09
8. Any other matters that need to be specified:None