1. Date of the resolution by the board of directors or shareholders meeting or decision by the Company: 2023/06/26

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 dividend of NT$0.85 per share.

4. Ex-rights (ex-dividend) trading date: 2023/07/11

5. Last date before book closure: 2023/07/12

6. Book closure starting date: 2023/07/13

7. Book closure ending date: 2023/07/17

8. Ex-rights (ex-dividend) record date: 2023/07/17

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: 2023/08/07

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