2025 Annual Shareholders’ Meeting

Date & Time: May 29, 2026 (Friday) at 10:30 a.m.

Venue: VEE05 Room, 5F, Millennium Hotel Taichung, No. 77, Shizheng Rd., Xitun Dist., Taichung City, Taiwan.

E-voting: Shareholders may exercise their voting rights electronically for this Shareholders’ Meeting from April 29, 2026 to May 26, 2026. Please log in to the “Stockvote” platform of Taiwan Depository & Clearing Corporation (TDCC) and follow the relevant instructions to vote.