Date of announcement 2025/05/29
Time of announcement 17:15:43
Date of events 2025/05/29
To which item it meets paragraph 14

1.Date of the resolution by the board of directors or shareholders meeting
   or decision by the Company:2025/05/29
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 dividend distribution:
   Total amount of cash dividend to common share is NTD578,000,000.
4.Ex-rights (ex-dividend) trading date:NA
5.Last date before book closure:2025/06/20
6.Book closure starting date:2025/06/21
7.Book closure ending date:2025/06/25
8.Ex-rights (ex-dividend) record date:2025/06/25
9.Any other matters that need to be specified:Payment date of cash dividend
   for common share:2025/06/25.