Nanya Technology Announces Acquisition of Machinery Equipment

Release Date: July 18, 2026 Statement Date: July 17, 2026 Statement Time: 17:12:36 Company Code: 2408 Company Name: Nanya Technology Subject: Announcement of Machinery Equipment Acquisition Relevant Clause: Clause 20 Factual Date: July 17, 2026

1. Name and Nature of the Asset: Machinery Equipment

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

3. Board Approval Date: Not applicable

4. Other Approval Dates: Approval Level: Chairman July 17, 2026

5. Quantity, Unit Price, and Total Transaction Amount: Quantity: One batch Total Transaction Amount: Approximately NT$1,205,478,050

6. Counterparty and Relationship with the Company: APPLIED MATERIALS SOUTH EAST ASIA PTE. LTD., Relationship: None

7. If the counterparty is a related party, reason for selection and previous owner information: Not applicable

8. If the asset was previously owned by a related party within the last five years, disclose acquisition/disposal date, price, and relationship: Not applicable

9. Estimated gain (or loss) on disposal (not applicable for asset acquisition): Not applicable

10. Delivery or Payment Terms (including payment schedule and amount), Contractual Restrictions, and Other Important Clauses: Payment according to purchase order terms

11. Decision Method for the Transaction (e.g., bidding, comparison, negotiation), Pricing Reference Basis, and Decision-Making Unit: Comparison and negotiation: Based on quotations from vendors and other suppliers, processed in accordance with the company’s approval authority regulations

12. Name of Professional Appraisal Firm and Appraised Value: Not applicable

13. Name of Professional Appraiser: Not applicable

14. License Number of Professional Appraiser: Not applicable

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

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

17. Reason for not obtaining an 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 use

24. Dissenting Director's Opinion on the Transaction: Not applicable

25. Whether the transaction is with a related party: No

26. Date of Supervisor Approval or Audit Committee Consent: Not applicable

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 Handling Standards for Publicly Issued Companies': Not applicable

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

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

31. Other Explanatory Matters: None