Inventec Announces Additional Construction Funding for Mexico Subsidiary's Facility Expansion

1. Contract Type: Self-funded construction project 2. Effective Date: June 30, 2026 3. Board Approval Date: June 30, 2026 (Republic of China Year 115) 4. Other Approval Dates: Not applicable 5. Contract Counterparty and Relationship with the Company: Not yet determined; will be disclosed upon finalization 6. Main Contract Contents (including total contract value, company's committed investment, contract period, restrictions, and other important terms): Additional construction funding of USD 71.7 million for the Juarez, Mexico facility expansion. The total project budget has been revised upward to not exceed USD 111.7 million 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 production and warehouse facilities to meet future order demand 11. Dissenting Director Opinions on the Transaction: None 12. Is this a Related-Party Transaction?: No 13. Date of Supervisor Approval or Audit Committee Consent: Not applicable 14. Is the Appraisal Report at a Limited, Specific, or Special Price?: No or not applicable 15. Has an Appraisal Report Not 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. Name of Accounting Firm: Not applicable 19. Name of Auditor: Not applicable 20. Auditor's License Number: Not applicable 21. Previous Material Information Disclosure Date for the Same Event: Not applicable 22. Other Disclosures: The original total project budget approved by the board on March 10, 2026, was up to USD 40 million. Following the board's approval of additional construction on June 30, 2026, the total budget has been adjusted to up to USD 111.7 million