Plastron Precision Co., Ltd. announced Change to the principal accounting officer of the company. of occurrence of the change is March 29, 2024. Name, title, and resume of the previous position holder: Yeh Pao-Chen /Assistant Manager of Accounting /Principal accounting officer, Plastron Precision Co., Ltd. Name, title, and resume of the new position holder: The Company will announce the new principal accounting officer after the approval of the Board of Directors.

Type of change is resignation. Reason for the change: Personal career planning. Effective date is March 31, 2024.