Formosa Sumco Technology Corporation announced board changes. Title and name of the previous position holder: Formosa Plastics Corporation (Representative: Jason Lin); SUMCO TECHXIV Corporation (Representative: Keiichi Tanaka); Zhi-Gang Wang (Independent Director). Resume of the previous position holder: Jason Lin: Chairman of FPC; Keiichi Tanaka: President of FST; Zhi-Gang Wang (Independent Director): Independent Director of NPC.

Title and name of the new position holder: Formosa Plastics Corporation (Representative: Wen-Bee Kuo); SUMCO TECHXIV Corporation (Representative: Kazuya Takahashi); C.P. Chang (Independent Director). Resume of the new position holder: Wen-Bee Kuo: Chairman of FPC; Kazuya Takahashi: Advisor of FST; C.P. Chang (Independent Director): Independent Director of FPCC. Effective date of the new appointment is June 27, 2024.

The Board of Directors approved to elect Wen-Bee Kuo as Chairman.