Nanya Technology Announces Acquisition of Facility Engineering and Equipment

1. Name and nature of the subject matter (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Acquisition of a batch of facility engineering and equipment

2. Date of occurrence: July 2, 2025 (Minguo 114) to June 23, 2026 (Minguo 115)

3. Board approval date: Not applicable

4. Other approval dates: Approval level: Approved by General Manager June 23, 2026 (Minguo 115)

5. Quantity of transaction units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Acquisition of a batch of facility engineering and equipment, totaling NT$512,231 thousand

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: Maosun Machinery Engineering Co., Ltd. Relationship with the company: None

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 among the previous transferor, the company, and the counterparty, the previous transfer date, and transfer amount: Not applicable

8. If the owner of the subject matter was a related party of the company within the past five years, disclose the date of acquisition and disposal by the related party, price, and the relationship with the company at the time of transaction: 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 periods and amounts), contractual restrictions, and other important agreements: Payment of goods according to the payment terms stipulated in the purchase orders between both parties

11. Decision method for this transaction (e.g., bidding, price comparison, or negotiation), reference basis for price determination, and decision-making unit: Price determined through negotiation based on market conditions, processed within internal approval authority

12. Name of professional appraisal 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 yet 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 accountant: Not applicable

21. License number of accountant: Not applicable

22. Broker and brokerage fees: Not applicable

23. Specific purpose or use of the acquisition or disposal: For production-related use

24. Opinion of dissenting directors regarding this transaction: Not applicable

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 price according to Article 16 of the 'Asset Acquisition and Disposal Handling Standards for Publicly Issued Companies': Not applicable

29. Valuation price according to Article 17 of the same standard, 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