Appointment to the chief corporate governance officer of the company

To which item it meets: paragraph 8 

Date of events:2023/05/04 

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:2023/05/04 

3.Name, title, and resume of the previous position holder:NA. 

4.Name, title, and resume of the new position holder:Huang, Ling-Ling CFO of the company. 

5.Type of the change (please enter: ”resignation”, ”position adjustment”, ”dismissal”, ”retirement”, ”death” or ”new replacement”):

    new replacement 

6.Reason for the change: According to ”Taiwan Stock Exchange Corporation  Operation Directions for Compliance with the Establishment of Board 

   of  Directors by TWSE Listed Companies and the Board's Exercise of Powers” 

7.Effective date:2023/05/04

8.Any other matters that need to be specified:None.