[Wistron] Subsidiary Dingchuang Limited Announces Construction of Dormitories and Office Building via Land Lease and Commissioned Building Method

1. Contract Type: Land Lease and Commissioned Construction 2. Event Date: June 26, 2026 ~ June 26, 2026 3. Board Approval Date: June 26, 2026 (Minguo Year 115) 4. Other Approval Dates: Not applicable 5. Contract Counterparty and Relationship with the Company: Not yet determined 6. Main Contract Contents (including total contract amount, expected investment amount, contract start and end dates, restrictive clauses, and other important terms): In response to practical needs for constructing an office building, a budget increase of NT$400 million is proposed, bringing the cumulative construction expenditure to NT$2,537 million. 7. Name of Professional Appraisal Firm or Company and Appraisal Result: 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 meet business development and strategic planning needs 11. Dissenting Director Opinions on the Transaction: None 12. Is the Transaction a Related-Party Transaction: No 13. Date of Supervisor Approval or Audit Committee Consent: Not applicable 14. Is the Appraisal Report a Limited Price, Specific Price, 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. Name of Accounting Firm: Not applicable 19. Name of Auditor: Not applicable 20. Auditor's License Number: Not applicable 21. Previous Date of Material Information Disclosure on the Same Event: This is an update to the material information originally disclosed on April 20, 2022 (Minguo Year 111), regarding the announcement by subsidiary Dingchuang Limited (abbreviated as Dingchuang) on constructing dormitories and an office building via land lease and commissioned building method. 22. Other Explanatory Matters: The counterparties for civil construction and electrical and mechanical engineering have already been announced in 2022 and 2026.