E.SUN Holding Announces Ex-Dividend Date for 2025 Earnings Distribution

1. Date of Board, Shareholders' Meeting Resolution or Company Decision: 06/12/2026 2. Type of Rights/Dividend Adjustment (Please enter 'Rights Issue', 'Dividend', or 'Rights and Dividend'): Dividend 3. Ordinary Share Dividend Type and Amount: Cash dividend of NT$1.40 per share, total amount NT$22,643,600,000 4. Ex-Rights/Ex-Dividend Trading Day: 07/01/2026 5. Last Transfer Date: 07/02/2026 6. Start Date of Transfer Suspension: 07/03/2026 7. End Date of Transfer Suspension: 07/07/2026 8. Ex-Rights/Ex-Dividend Benchmark Date: 07/07/2026 9. Last Date for Bond Conversion Application: Not applicable 10. Start Date of Bond Conversion Suspension: Not applicable 11. End Date of Bond Conversion Suspension: Not applicable 12. Ordinary Share Cash Dividend Payment Date: 07/27/2026 13. Other Matters to be Disclosed: (1) Last trading day to purchase shares with dividend entitlement: 06/30/2026 (2) Shareholders who wish to receive dividend payment notifications via email must register before July 1, 2026, on the Taiwan Depository & Clearing Corporation's 'Shareholder e-Service - Electronic Notification (eNotice) Platform' (https://stockservices.tdcc.com.tw). Registrations made after July 2, 2026, will apply to the next dividend distribution notification.