Date of announcement 2024/05/08
Time of announcement 16:40:27
Date of events 2024/05/08
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:2024/05/08
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$542,155,813
4.Ex-rights (ex-dividend) trading date:NA
5.Last date before book closure:2024/05/10
6.Book closure starting date:2024/05/13
7.Book closure ending date:2024/05/17
8.Ex-rights (ex-dividend) record date:2024/05/17
9.Any other matters that need to be specified:Cash dividends scheduled to
be issued on 2024/05/31.