Announcement of the change of OUCC's Accounting Officer

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):
Accounting Officer
2.Date of occurrence of the change: 2026/03/03
3.Name, title, and resume of the previous position holder:
Allen Yu, Assistant VP of Accounting
4.Name, title, and resume of the new position holder:
Tony Wei, Assistant VP of Accounting
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: 2026/03/10
8.Any other matters that need to be specified: Nil