[Wistron] Subsidiary Wistron InfoComm (USA) Corporation (WUS) Announces Building Improvement Project

1. Name and nature of the subject matter (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Building improvement project

2. Date of occurrence: August 4, 2026 ~ August 4, 2026

3. Board approval date: August 4, 2026

4. Other approval dates: Not applicable

5. Quantity of units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: The building improvement budget has been increased from a maximum of USD 70,000,000 to an additional USD 30,000,000, resulting in a revised total of USD 100,000,000.

6. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party, name disclosure may be omitted): If the counterparty meets the disclosure threshold, a separate announcement will be made.

7. If the counterparty is a related party, the reason for selecting such party, the previous transferor, the relationship between the previous transferor and the company and the counterparty, the previous transfer date, and the transfer amount: If the counterparty meets the disclosure threshold, a separate announcement will be made.

8. If the subject asset was owned by a related party of the company within the past five years, the date of acquisition and disposal, price, and the relationship with the company at the time: Not applicable

9. Estimated gain (or loss) on disposal (not applicable for asset acquisition) (if deferred, provide a table showing recognition): Not applicable

10. Delivery or payment terms (including payment schedule and amounts), contractual restrictions, and other important agreements: Payment will be made via bank transfer.

11. Decision method for this transaction (e.g., bidding, price comparison, negotiation), reference basis for price determination, and decision-making unit: Approved by the board of directors.

12. Name of professional appraiser firm or company and appraisal amount: Not applicable

13. Name of professional appraiser: Not applicable

14. License number of professional appraiser: Not applicable

15. Whether the appraisal report is for a limited, specific, or special price: No or not applicable

16. Whether the appraisal report has not yet been obtained: No or not applicable

17. Reason for not obtaining the appraisal report: Not applicable

18. Reasons for significant differences in appraisal results and auditor's opinion: Not applicable

19. Name of auditor firm: Not applicable

20. Name of auditor: Not applicable

21. License number of auditor: Not applicable

22. Broker and brokerage fees: None

23. Specific purpose or use of the acquisition or disposal: To meet business development and strategic planning needs

24. Opinions of directors who objected to this transaction: None

25. Whether this transaction is a related-party transaction: No

26. Date of supervisor approval or audit committee consent: Not applicable

27. Whether this transaction involves acquiring real estate or right-of-use assets from a related party: No

28. Valuation amount under Article 16 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies': Not applicable

29. Valuation amount under Article 17 of the same rules, if the valuation in the previous item is lower than the transaction price: Not applicable

30. Previous date of material information announcement regarding the same event: On May 6, 2025, the subsidiary Wistron InfoComm (USA) Corporation (short name WUS) announced a supplementary update on real estate acquisition and building improvement.

31. Other explanatory matters: None