1.Date of the resolution by the board of directors or shareholders’ meeting, or of the decision by the company:2025/05/28

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 to common shareholders NT$81,404,057(NT$2.12 per share)

4.Ex-rights (Ex-dividend) date:2025/06/16

5.Last date before book closure:2025/06/17

6.Book closure starting date:2025/06/18

7.Book closure ending date:2025/06/22

8.Ex-rights (Ex-dividend) record date:2025/06/22

9.Deadline for applying the conversion of the debt voucher:NA.

10.The closure period for the conversion of the debt voucher will start from the date:NA.

11.The closure period for the conversion of the debt voucher will end on the date:NA.

12.Payment date of cash dividend distribution:2025/07/11

13.Any other matters that need to be specified:None.