Nanya Technology Announces Acquisition of Equipment

Date of Announcement: July 15, 2026 Date of Statement: July 14, 2026 Time of Statement: 17:56:43 Company Code: 2408 Company Name: Nanya Technology Subject: Announcement of Equipment Acquisition Relevant Clause: Clause 20 Date of Event: July 14, 2026

Details: 1. Name and Nature of the Subject Matter (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Equipment

2. Date of Event: July 14, 2026 ~ July 14, 2026

3. Board Approval Date: Not applicable

4. Other Approval Dates: Approval Level: Chairman July 14, 2026 (Minguo Year 115)

5. Quantity of Units, Unit Price, and Total Transaction Amount (e.g., XX square meters, equivalent to XX ping): Quantity: One batch Total Transaction Amount: Approximately NT$16,939,561,072

6. Counterparty and Relationship with the Company (If the counterparty is a natural person and not a related party of the company, name disclosure may be omitted): APPLIED MATERIALS SOUTH EAST ASIA PTE. LTD., Relationship with the Company: None

7. If the counterparty is a related party, explanation of the reason for selecting the related party, previous owner of the asset, relationship between the previous owner and the company and counterparty, date of previous transfer, and transfer amount: Not applicable

8. If the owner of the subject matter within the past five years was a related party of the company, disclosure of the related party's acquisition and disposal date, price, and relationship with the company at the time: Not applicable

9. Expected Gain (or Loss) from Disposal (Not applicable for asset acquisition) (For deferred recognition, provide a table of recognition): Not applicable

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

11. Decision Method for this Transaction (e.g., bidding, price comparison, or negotiation), Reference Basis for Price Determination, and Decision-Making Unit: Price comparison and negotiation: Based on quotations provided by vendors and other suppliers, processed in accordance with the company's approval authority regulations

12. Name of Professional Appraisal Firm or Company 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 for a Limited Price, Specific Price, or Special Price: No or Not applicable

16. Whether Appraisal Report Has Not Yet Been Obtained: No or Not applicable

17. Reason for Not Yet Obtaining 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. License Number of Auditor: Not applicable

22. Broker and Brokerage Fees: Not applicable

23. Specific Purpose or Use of Acquisition or Disposal: Production use

24. Opinions of Directors Who Objected to the 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 under Article 16 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies': Not applicable

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

30. Previous Date of Material Information Disclosure for the Same Event: Not applicable

31. Other Explanatory Matters: None