Nanya Technology Announces Acquisition of Equipment

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 occurrence: January 8, 2026 to June 24, 2026

3. Board approval date: Not applicable

4. Other approval dates:
Approval level: Chairman
June 24, 2026 (Republic Era 115)

5. Quantity of units (e.g., XX square meters, converted to XX ping), unit price, and total transaction amount:
Transaction quantity: One batch
Total transaction amount: Approximately NT$1,139,318,399

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):
APPLIED MATERIALS SOUTH EAST ASIA PTE. LTD. SG, relationship with the company: None

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

8. If the subject asset had a related party of the company as owner within the past five years, disclose the date and price of acquisition and disposal by the related party, and its 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 periods and amounts), contractual restrictions, and other important agreements:
Payment according to purchase order terms

11. Decision method for this transaction (e.g., bidding, comparison, negotiation), reference basis for price determination, and decision-making unit:
Comparison and negotiation: Based on quotations provided by vendors and other suppliers, processed in accordance with the company’s internal approval authority regulations

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 an 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 discrepancies 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. Opinion of any director who objected to 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 under Article 16 of the “Asset Acquisition and Disposal Handling Rules for Publicly Issued Companies”: Not applicable

29. Valuation price under Article 17 of the same rules, 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