Formosa Taffeta Co., Ltd. announced the appointment of Chief Information Security Officer. Date of occurrence of the change is July 25, 2022. Name, title, and resume of the previous position holder: None.

Name, title, and resume of the new position holder: Li, Yi-Yung (Deputy Department Manager of MIS Center of F.T.C). Type of the change: New replacement. Reason for the change: New replacement.

Effective date is August 1, 2022.