[Li Wan Li] Announcement of Record Date and Payment Date for the Second Half of 2025 Cash Dividend and Related Matters

1. Date of board of directors, shareholders' meeting resolution or company decision: 2026/06/08 2. Ex-dividend type (please fill in "ex-rights", "ex-dividend" or "ex-rights and ex-dividend"): Ex-dividend 3. Type and amount of common stock dividend: Common stock cash dividend of NT$64,520,833, with NT$0.8 per share distributed. 4. Ex-dividend trading date: 2026/06/26 5. Last book closure date: 2026/06/29 6. Book closure start date: 2026/06/30 7. Book closure end date: 2026/07/04 8. Ex-dividend record date: 2026/07/04 9. Last conversion application date for bonds: Not applicable 10. Bond conversion suspension start date: Not applicable 11. Bond conversion suspension end date: Not applicable 12. Common stock cash dividend payment date: 2026/07/27 13. Other matters to be stated: If the company's share capital changes thereafter, affecting the number of outstanding shares and thus the dividend rate, the chairman is authorized to handle it fully in accordance with the Company Law or relevant regulations.