Announce company sets for dividend day

Subject: Announce company sets for dividend day

Date of events:2022/06/08

Contents:

1.Date of the resolution by the board of directors or shareholders meeting

or decision by the Company:2022/06/08

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:

Cash dividends to common share holders NT$72,087,551,167(NT$5.2 per share)

4.Ex-rights (ex-dividend) trading 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.Any other matters that need to be specified:

(1)Cash dividend distribution day on 2022/07/28

(2)Overseas convertible debenture non-conversion period:2022/06/15~2022/07/10