Taiwan Styrene Monomer Corporation announced for Replacement of Representative of Juristic Person as Director. Name of the previous position holder: Cheng-Yuan Liu. Resume of the previous position holder: Director Representative-AnChin Development Inc. Name of the new position holder: Din-Rei Hsu.

Resume of the new position holder: Director Representative-AnChin Development Inc. Reason for the change: Replacement of Representative of Juristic Person as Director. Effective date of the new appointment: 2023/06/26.