1. Date of the resolution by the board of directors or shareholders meeting or decision by the Company: 2025/07/02
2. Type of ex-rights or ex-dividend (please enter:"Ex-rights","Ex-dividend", or"Ex-rights and dividend"): Ex-dividend
3. Type and monetary amount of common stock dividend distribution: Cash dividend of NT$173,203,224 (NT$1 per share)
4. Ex-rights (ex-dividend) trading date: 2025/07/17
5. Last date before book closure: 2025/07/20
6. Book closure starting date: 2025/07/21
7. Book closure ending date: 2025/07/25
8. Ex-rights (ex-dividend) record date: 2025/07/25
9. Deadline for applying the conversion of the bond: NA
10. The closure period for the conversion of the bond will start from the date: NA
11. The closure period for the conversion of the bond will end on the date: NA
12. Payment date of common stock cash dividend distribution: 2025/08/15
13. Any other matters that need to be specified: None