Announcement of the company's financial officer, accounting officer, corporate governance officer and spokesperson changes

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):

financial officer, accounting officer, corporate governance officer and

spokesperson

2.Date of occurrence of the change:2025/05/08

3.Name, title, and resume of the previous position holder:Tsai Ming-Chi,

Vice president of finance and administration division

4.Name, title, and resume of the new position holder:Yu Shu-I,

Vice president of finance and administration division

5.Type of the change (please enter: ”resignation”, ”position

adjustment”, ”retirement”, ”death”,”new

replacement” or ”dismissal”):new replacement

6.Reason for the change:new replacement

7.Effective date:2025/05/08

8.Any other matters that need to be specified:The appointment will be

officially announced after being approved by the forthcoming board of

directors meeting