2449 KYEC Announces Acquisition of Equipment

Disclosure Date: 1150722 Statement Date: 1150721 Statement Time: 152057 Company Code: 2449 Company Name: KYEC Subject: Announcement of Information Regarding Acquisition of Machinery Equipment Relevant Clause: Clause 20 Date of Event: 1150721 Details: 1. Name and Nature of the Subject Asset (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Machinery Equipment 2. Date of Event: 114/9/19 ~ 115/7/21 3. Board Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by Chairman July 21, 2026 (Minguo Year 115) 5. Quantity of Transaction Units (e.g., XX square meters, equivalent to XX ping), Unit Price, and Total Transaction Amount: Quantity: 25 sets Average Unit Price: NT$40,911,963 Total Amount: NT$1,022,799,085 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): Teradyne (Asia) Pte Ltd; Unrelated Party 7. If the counterparty is a related party, the reason for selecting the related party as the transaction counterpart, the previous owner, the relationship among the previous owner, the company, and the counterparty, the previous transfer date, and transfer amount shall be disclosed: Not applicable 8. If the owner of the transaction subject was a related party of the company within the past five years, the date, price, and relationship with the company at the time of the related party’s acquisition and disposal shall be disclosed: Not applicable 9. Estimated Gain (or Loss) from Disposal (Not applicable for asset acquisition) (For deferred recognition, a table showing recognition status shall be provided): Not applicable 10. Delivery or Payment Terms (including payment periods and amounts), Contractual Restrictive Clauses, and Other Important Agreements: Payment according to purchase order terms Contractual Restrictive Clauses: None Other Important Agreements: None 11. Method of Determining This Transaction (e.g., bidding, comparison, or negotiation), Basis for Price Determination, and Decision-Making Unit: Transaction Determination Method: Negotiation Basis for Price Determination: Market conditions Decision-Making Unit: General Manager’s Office and Chairman’s Office 12. Name of Professional Appraiser’s 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 Restricted 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 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: None 23. Specific Purpose or Use of Acquisition or Disposal: For production use 24. Dissenting Director’s Opinion on This Transaction: Not applicable 25. This Transaction is a Related-Party Transaction: No 26. Date of Supervisor’s Approval or Audit Committee’s Consent: Not applicable 27. This Transaction Involves Acquiring Real Estate or Right-of-Use Assets from a Related Party: No 28. Price Evaluated According to Article 16 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies': Not applicable 29. Price Evaluated According to Article 17 of the Same Rules (if the price evaluated 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 Disclosures: None