Subsidiary E-Sun Marine Hot Spring Hotel Announces Construction Contract

Release Date: July 3, 2026 Statement Date: July 2, 2026 Statement Time: 17:08:15 Company Code: 2614 Company Name: E-Sun Subject: Announcement of Construction Contract by Subsidiary E-Sun Marine Hot Spring Hotel Co., Ltd. Applicable Clause: Clause 20 Event Date: July 2, 2026

1. Type of Contract: Engineering Contract 2. Event Date: July 2, 2026 ~ July 2, 2026 3. Board Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by Chairman July 2, 2026 (Minguo Year 115) 5. Counterparty and Relationship with Company: Counterparty: Chungwei Construction Engineering Co., Ltd. Relationship: None 6. Main Contract Contents (including total contract value, estimated investment amount, contract start and end dates), restrictions, and other important terms: Signed a construction contract with Chungwei Construction Engineering Co., Ltd. for the E-Sun Marine Hot Spring Resort project. Total Contract Value: NT$1.536 billion 7. Name of Professional Appraisal Firm or Company and Appraisal Results: Not applicable 8. Name of Real Estate Appraiser: Not applicable 9. License Number of Real Estate Appraiser: Not applicable 10. Specific Purpose of Acquisition: To construct a resort-style hot spring hotel. 11. Dissenting Director Opinions on This Transaction: Not applicable 12. Is This a Related-Party Transaction? No 13. Date of Supervisor Approval or Audit Committee Consent: Not applicable 14. Is the Appraisal Report a Limited, Specific, or Special Price? No or Not applicable 15. Has an Appraisal Report Not Yet Been Obtained? No or Not applicable 16. Reason for Not Obtaining Appraisal Report: Not applicable 17. Reasons for Significant Differences in Appraisal Results and Auditor's Opinion: Not applicable 18. Auditor Firm Name: Not applicable 19. Auditor Name: Not applicable 20. Auditor License Number: Not applicable 21. Previous Material Information Disclosure Date for the Same Event: Not applicable 22. Other Disclosures: None