Date of announcement 2023/05/08
Time of announcement 14:38:21
Date of events 2023/05/08
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:2023/05/08
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$450,118,053
4.Ex-rights (ex-dividend) trading date:NA
5.Last date before book closure:2023/05/10
6.Book closure starting date:2023/05/11
7.Book closure ending date:2023/05/15
8.Ex-rights (ex-dividend) record date:2023/05/15
9.Any other matters that need to be specified:Cash dividends scheduled
to be issued on 2023/05/29.