Date of announcement: 2021/08/20

Time of announcement: 16:17:57

Subject: Announcement of the Record Date of Cash Dividend

Date of events: 2021/08/20

To which item it meets: paragraph 14

Statement

1. Date of the resolution by the board of directors or shareholders’ meeting, or of the decision by the company:2021/08/20
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 dividend NT$69,116,652,NT$1.8 cash dividend per share.
4. Ex-rights (Ex-dividend) date:2021/09/07
5. Last date before book closure:2021/09/08
6. Book closure starting date:2021/09/09
7. Book closure ending date:2021/09/13
8. Ex-rights (Ex-dividend) record date:2021/09/13
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:2021/10/08
13. Any other matters that need to be specified:None.