[Scientech] Announcement of board re-election at the 2026 Annual General Meeting

1. Date of change: 115/05/26. 2. Personnel type: Corporate director, natural person director, independent director. 3. Former directors: Sui Tai-chung (rep. of Bo-Qin Investment), Chen Shu-ai (rep. of Bo-Qin Investment), Chen Yen-hui, Chang Shan-hui, Chou Pao-heng, Huang Cheng-nan, Chou Chi-wen, Su Ping-chang. 4. New directors: Sui Tai-chung (rep. of Bo-Qin Investment), Chen Shu-ai (rep. of Bo-Qin Investment), Chen Yen-hui, Chang Shan-hui, Chou Pao-heng, Su Ping-chang, Chiang Chia-ling, Yeh Hsiao-tzu. 5. Reason for change: Expiration of term and full re-election. 6. Shareholding at election: Sui Tai-chung/Chen Shu-ai 27,178,247 shares each, etc. 7. Effective date: 115/05/26. 8. Other: Chiang Chia-ling is a CPA, and Yeh Hsiao-tzu is an attorney.