NEWS

SEQ_NO	1	Date of announcement	2026/04/24	Time of announcement	17:12:39
Subject	Announcement of the change of the Financial officer, Accounting officer, Corporate governance officer and Acting spokesperson
Date of events	2026/04/24	To which item it meets	paragraph 8
Statement	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, internal audit officer, or designated and non-designated representatives): Financial officer, Accounting officer, Corporate governance officer and Acting spokesperson Date of occurrence of the change: 2026/04/24 Name, title, and resume of the previous position holder: Wang, Ying-Chun/ Senior manager of Microbio Co., Ltd. Name, title, and resume of the new position holder: Announcement will be made upon appointment by the Board of Directors. Type of change (please enter: ”resignation”, ”position adjustment”, ”dismissal”, ”retirement”, ”death” or ”new replacement”): position adjustment Reason for the change: position adjustment Effective date: 2026/04/24 Any other matters that need to be specified: The newly appointed Financial officer, Accounting officer, Corporate governance officer, and Acting spokesperson will be separately announced upon approval by the Board of Directors in the near term.