[Run Long] Announcement of Board Resolution on Dividend Distribution

1. Date of the board of directors resolution: 2026/04/22 2. Year/Quarter of the dividend: Year 2025 3. Period of the dividend: 2025/01/01 to 2025/12/31 4. Shareholder distribution content: (1) Cash dividend from retained earnings (NT$/share): 1.50000000 (2) Cash from legal reserve (NT$/share): 0 (3) Cash from capital reserve (NT$/share): 0 (4) Total amount of cash dividend to shareholders (NT$): 1,339,547,615 (5) Stock dividend from retained earnings (NT$/share): 0 (6) Stock dividend from legal reserve (NT$/share): 0 (7) Stock dividend from capital reserve (NT$/share): 0 (8) Total number of shares distributed to shareholders: 0 5. Other matters to specify: None 6. Par value of common stock: NT$10.0000