Announcement of the company's decision for the ex-dividend record date of cash dividends.

 Announcement of the company's decision for
the ex-dividend record date of cash dividends.

1.Date of the resolution by the board of directors or
shareholders' meeting, or of the decision by the company:2022/06/17
2.Type (ex-rights or ex-dividend) (please write "Ex-rights",
 "Ex-dividend", or "Ex-rights and dividend"):Ex-dividend
3.Type and monetary amount of dividend distribution:
Cash dividends, NT$198,784,720, NT$5 per share
4.Ex-rights (Ex-dividend) date:2022/07/04
5.Last date before book closure:2022/07/05
6.Book closure starting date:2022/07/06
7.Book closure ending date:2022/07/10
8.Ex-rights (Ex-dividend) record date:2022/07/10
9.Deadline for applying the conversion of the debt voucher:N/A
10.The closure period for the conversion of the debt voucher will
 start from the date:N/A
11.The closure period for the conversion of the debt voucher will
end on the date:N/A
12.Payment date of cash dividend distribution:2022/07/22
13.Any other matters that need to be specified:None.