Announcement of the appointment of Chief Sustainability Officer by the Company’s Board of Directors.

Announcement of the appointment of Chief Sustainability Officer by the Company's Board of Directors.

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 Sustainability Officer.
2.Date of occurrence of the change:2026/11/06
3.Name, title, and resume of the previous position holder:None.
4.Name, title, and resume of the new position holder: Chang Ming-Cheng,CEO of the Company.
5.Type of the change (please enter: ”resignation”, ”position adjustment”, ”retirement”, ”death”,”new replacement” or ”dismissal”):New appointment.
6.Reason for the change:New appointment.
7.Effective date:2026/11/06
8.Any other matters that need to be specified:None.