King Yuan Electronics Announces Acquisition of Machinery Equipment

1. Name and Nature of the Subject Matter (e.g., Land parcel XX, Section XX, District XX, Taichung City): Machinery equipment 2. Date of Occurrence: 2025/08/29 ~ 2026/04/15 3. Date of Board of Directors Approval: Not applicable 4. Other Approval Date: Approval Level: Chairman's Decision April 15, 2026 5. Transaction Unit Quantity (e.g., XX square meters, equivalent to XX ping), Price Per Unit, and Total Transaction Amount: Transaction Unit Quantity: 197 sets Average Price Per Unit: NT$5,222,208 Total Amount: NT$1,028,774,901 6. Transaction Counterparty and Relationship with the Company (If the counterparty is a natural person and not related to the company, their name may be omitted): TOKYO ELECTRON LIMITED; Not a related party 7. If the transaction counterparty is a related party, the reason for selecting the related party as the counterparty, the previous owner, the relationship between the previous owner, the company, and the counterparty, the date of the previous transfer, and the transfer amount shall also be announced: Not applicable 8. If the owner of the subject matter within the past five years was a related party of the company, the date and price of acquisition and disposal by the related party, and the relationship with the company at the time of the transaction shall also be announced: Not applicable 9. Estimated Disposal Profit (or Loss) (Not applicable for asset acquisition) (If deferred, list the recognition status): Not applicable 10. Delivery or Payment Terms (including payment period and amount), Contractual Restrictions, and Other Important Agreements: Payment according to order terms Contractual Restrictions: None Other Important Agreements: None 11. Decision Method for This Transaction (e.g., bidding, price comparison, or negotiation), Reference Basis for Price Determination, and Decision-Making Unit: Transaction Decision Method: Negotiation Reference Basis for Price Determination: Market price Decision-Making Unit: General Manager's Office and Chairman's Office 12. Professional Appraisal Firm or Company Name and Appraisal Amount: Not applicable 13. Name of Professional Appraiser: Not applicable 14. Certificate Number of Professional Appraiser: Not applicable 15. Whether the Appraisal Report is 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 an Appraisal Report: Not applicable 18. If There is a Significant Difference in Appraisal Results, the Reason for the Difference and the Accountant's Opinion: Not applicable 19. Accounting Firm Name: Not applicable 20. Accountant's Name: Not applicable 21. Accountant's Certificate Number: Not applicable 22. Broker and Brokerage Fee: None 23. Specific Purpose or Use of Acquisition or Disposal: For production use 24. Opinion of Dissenting Directors on This Transaction: Not applicable 25. Is This Transaction a Related Party Transaction: No 26. Date of Supervisor's Approval or Audit Committee's Consent: Not applicable 27. Is This Transaction an Acquisition of Real Estate or its Usage Rights Assets from a Related Party: No 28. Price Assessed According to Article 16 of "Rules Governing Asset Acquisitions and Disposals by Publicly Offered Companies": Not applicable 29. If the Price Assessed According to the Preceding Paragraph is Lower Than the Transaction Price, the Price Assessed According to Article 17 of the Same Rules: Not applicable 30. Date of Previous Announcement of Material Information for the Same Event: Not applicable 31. Other Disclosures: None.