2313 Walsin Technology Acquires Land and Factory Facilities in Taoyuan

Announcement Date: July 18, 2026 Statement Date: July 17, 2026 Statement Time: 15:52:26 Company Code: 2313 Company Name: Walsin Technology Subject: Acquisition of Land and Factory Facilities Applicable Clause: Clause 20 Event Date: July 17, 2026

1. Name and Nature of the Asset (e.g., land located at Section X, Subsection XX, North District, Taichung City): Land: Lot 0194-0000, Industrial Zone, Section 1, Guanyin District, Taoyuan City Buildings: Lots 00060-000, 00061-000, 00062-000, 00063-000, 00064-000, 00065-000, Section 1, Industrial Zone, Guanyin District, Taoyuan City

2. Event Date: July 17, 2026 ~ July 17, 2026

3. Board Approval Date: July 3, 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: Total Land Area: 11,139 square meters Building Area: 7,139.29 square meters Total Transaction Amount: TWD 750,000 thousand (TWD 750 million)

6. Counterparty and Relationship with the Company (if the counterparty is a natural person and not a related party, name disclosure may be exempted): Lidebao Development Co., Ltd.; Unrelated party

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

8. If the asset’s owner within the past five years was a related party of the company, disclose the related party’s acquisition and disposal date, price, and 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: Delivery or Payment Terms: Payment according to contract Contractual Restrictions and Other Important Agreements: None

11. Transaction decision method (e.g., bidding, comparison, negotiation), reference basis for price determination, and decision-making unit: Transaction Decision Method: Negotiation Price Determination Reference: Market conditions and appraisal report Decision-Making Unit: Board of Directors

12. Name of professional appraiser firm or company and appraisal amount: Bingyi Real Estate Appraiser Office; TWD 774,996 thousand (TWD 774.996 million)

13. Name of professional appraiser: Lin You-Lun

14. Appraiser’s license number: (111) MOI Appraisal No. 000638

15. Whether the appraisal report indicates a restricted, 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 accounting firm: Not applicable

20. Name of auditor: Not applicable

21. Auditor’s license number: Not applicable

22. Broker and brokerage fees: Not applicable

23. Specific purpose or use of the acquisition or disposal: For long-term operational planning and production capacity expansion

24. Dissenting opinions from directors regarding the transaction: Not applicable

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

26. Date of supervisor approval or audit committee consent: July 3, 2026 (Minguo Year 115)

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

28. Evaluation price under Article 16 of the “Asset Acquisition and Disposal Rules for Publicly Issued Companies”: Not applicable

29. Evaluation price under Article 17 if the price under the previous item is lower than the transaction price: Not applicable

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

31. Other Explanatory Matters: None