Change to the chief internal auditor of the Company.

 Subject:Change to the chief
internal auditor of the Company.

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):
Chief internal auditor
2.Date of occurrence of the change:2024/05/09
3.Name, title, and resume of the previous position holder:N/A
4.Name, title, and resume of the new position holder:CHEN, MING-YU, the
Company's manager of the audit room, HUANG CHIEH METAL COMPOSITE MATERIAL
TECH.CO., LTD. chief auditor.
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:2024/05/09
8.Any other matters that need to be specified:the new replacement of chief
internal auditor appointment passed by audit committee and the board of
directors.