Taiyen Biotech Co., Ltd. announced the change in representative of the company’s institutional director. Title and name of the previous position holder: Representative of the Ministry of Economic Affairs - Wang, Ching-Tien. Resume of the previous position holder: Deputy Director of Cigu Salt Plant at Taiyen Biotech Co., Ltd. Title and name of the new position holder: Representative of the Ministry of Economic Affairs -Chu,Wei-I. Resume of the new position holder: Supply Workshop Supervisor of Tongxiao Refined Salt Plant at Taiyen Biotech Co., Ltd. Reason for the change: Assigned.

Effective date of the new appointment: July 5, 2023.