【Ennoconn】Announcement of the Ex-dividend Record Date for Year 115

1. Date of resolution by the board of directors, shareholders' meeting, or company decision: 2026/05/18 2. Type of ex-rights/ex-dividend (please fill in 'ex-rights', 'ex-dividend', or 'ex-rights & ex-dividend'): ex-dividend 3. Type and amount of dividends for common shares: Cash dividend for common shares, NT$2,042,409,558, with an expected distribution of NT$14 per share. 4. Ex-dividend trading date: 2026/06/16 5. Last day for share transfer registration: 2026/06/17 6. Start date of suspension of share transfer: 2026/06/18 7. End date of suspension of share transfer: 2026/06/22 8. Ex-dividend record date: 2026/06/22 9. Last date for bond conversion application: 2026/05/26 10. Start date of suspension of bond conversion: 2026/05/28 11. End date of suspension of bond conversion: 2026/06/22 12. Payment date of cash dividend for common shares: 2026/07/15 13. Other remarks: The company has outstanding 5th domestic convertible bonds. If future changes in the company's capital affect the number of outstanding shares, causing a change in the shareholder dividend payout ratio, the Chairman is authorized to make full adjustments.