Zhen Ding-KY Announces Subsidiary Qingding Precision Electronics (Huai'an) Co., Ltd. Acquires Machinery and Equipment

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

2. Date of occurrence: April 18, 2026 to June 26, 2026

3. Board of Directors approval date: Not applicable

4. Other approval dates: Approval level: Approved by General Manager June 26, 2026 (Minguo Year 115)

5. Quantity of units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Quantity: One batch Total transaction amount: NT$1,453,858,135

6. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party of the company, name disclosure may be omitted): Counterparty: ELECTRO SCIENTIFIC INDUSTRIES INC 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 ownership of the subject matter was previously held by a related party of the company within the past five years, disclose the date of acquisition and disposal, 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 status): Not applicable

10. Delivery or payment terms (including payment periods and amounts), contractual restriction clauses, and other important agreements: As stipulated in the procurement contract

11. Method of determining the transaction (e.g., bidding, price comparison, or negotiation), reference basis for price determination, and decision-making unit: Transaction determination method: Price comparison and negotiation Reference basis for price determination: Market conditions Decision-making unit: Determined according to the company's 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 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: None

23. Specific purpose or use of the acquisition or disposal: For business operations

24. Opinion of any director who objected to the transaction: Not applicable

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

26. Date of supervisor's approval or audit committee's consent: Not applicable

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

28. Valuation price as assessed under Article 16 of the 'Regulations Governing the Acquisition or Disposition of Assets by Publicly Issued Companies': Not applicable

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