Wistron Subsidiary Wiwynn Announces Acquisition of Operational Equipment from Unrelated Party

1. Name and nature of the subject matter (e.g., land located at Section XX, Subsection XX, North District, Taichung City): Machinery and equipment

2. Date of occurrence of fact: 115/8/14 ~ 115/8/14

3. Date of board approval: August 14, 2026 (Minguo Year 115)

4. Other approval dates: Not applicable

5. Quantity of transaction units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Quantity: One batch Total transaction amount: NT$1,071,116,755

6. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party of the company, name disclosure may be omitted): Counterparty: PANASONIC INDUSTRIAL DEVICES SALES Relationship with the company: Unrelated party

7. If the counterparty is a related party, state the reason for selecting the related party as the transaction party, the previous transferor, the relationship between the previous transferor and the company and the counterparty, the previous transfer date, and the transfer amount: Not applicable

8. If the ownership of the subject matter was held by a related party of the company within the past five years, state the date of acquisition and disposal by the related party, 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, list the recognition details): Not applicable

10. Delivery or payment terms (including payment period and amount), contractual restrictions, and other important agreements: Delivery or payment terms: Performance according to contract Total transaction amount: NT$1,071,116,755 Contractual restrictions and other important agreements: None

11. Decision method of this transaction (e.g., bidding, comparison, or negotiation), reference basis for price determination, and decision-making unit: Decision method: Comparison followed by bilateral negotiation Price determination basis: Market reference pricing Decision-making unit: 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 price, specific price, 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 fee: Not applicable

23. Specific purpose or use of the acquisition or disposal: For operational needs

24. Opinion of directors who expressed dissent on this transaction: None

25. This transaction is a related-party transaction: No

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

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

28. Valuation price assessed under Article 16 of the 'Asset Acquisition and Disposal Handling Standards for Publicly Issued Companies': Not applicable

29. Valuation price assessed under Article 17 of the same standards if the valuation under the previous item is lower than the transaction price: Not applicable

30. Previous date of material information disclosure regarding the same event: Not applicable

31. Other explanatory matters: None