Shuang-Bang Industrial Corp. announces independent director changes. Title and name of the previous position holder: Independent director:WANG,YAN; YAN,TU-HSIN; JEN, JEN-FON.

Resume of the previous position holder: Independent director:WANG, YAN,associate professor of Department of Finance, CYUT Independent director:YAN, TU-HSIN, professor of Department of Chemistry, NCHU Independent director:JEN, JEN-FON, professor of Department of Chemistry, NCHU. Title and name of the new position holder: Independent director:JEN, JEN-FON; TSAI, HAO-CHIN and CHEN, LI-LING. Resume of the new position holder: Independent director: JEN, JEN-FON, independent director of SBI; Independent director: TSAI, HAO-CHIN, director of Chingtai Resins Chemical Co.

Ltd. Independent director: CHEN, LI-LING, accountant of Chanda CPA Firm, independent director of Hanpin Electron Co. Ltd., independent director of Lin Horn Technology Co. Ltd. Reason for the change is Re-election.

Effective date of the new appointment is May 31, 2024.