Date of announcement 2025/06/20
Time of announcement 17:25:43
Date of events 2025/06/20
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:2025/06/20
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:
   Amount of cash dividend to be distributed to ordinary shareholders is
   NT$8,459,545,015.
4.Ex-rights (ex-dividend) trading date:NA
5.Last date before book closure:2025/06/23
6.Book closure starting date:2025/06/24
7.Book closure ending date:2025/06/28
8.Ex-rights (ex-dividend) record date:2025/06/28
9.Any other matters that need to be specified:
  (1) Cash dividend payment date is set on 2025/06/30.
  (2) The Board of Directors is authorized to exercise the rights of
       the shareholders' meeting pursuant to Article 15 of the Financial
       Holding Company Act.