Taiwan Printed Circuit Board Techvest Co.,Ltd announced the resignation of the company's director. Elected or changed position: natural-person director. Title and name of the previous position holder: Chen, Chih-Hung, Director.

Resume of the previous position holder: Director of TAIWAN PRINTED CIRCUIT BOARD TECHVEST CO., LTD. The effective date of resignation is on June 9, 2023. Date of occurrence of the change: March 14, 2023.