Winbond: Announcement of the Company's Order for Machinery and Equipment

1. Name and nature of the target (e.g., land in XX section, XX subsection, Beitun District, Taichung City): Machinery and equipment 2. Date of occurrence of the event: 115/4/21~115/5/12 3. Date of board of directors' resolution: Not applicable 4. Other approval dates: Approval level: Handled according to the company's approval authority regulations May 12, 115 (Republic of China calendar) 5. Quantity of trading units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Transaction quantity: One batch; Total transaction amount: NT$1,347,372,750 6. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party of the company, their name may be omitted): TOKYO ELECTRON LIMITED; Not a related party 7. If the counterparty is a related party, the reason for selecting the related party as the transaction object, the previous owner, the relationship between the previous owner and the company and the counterparty, the date of previous transfer, and the transfer amount should also be announced: Not applicable 8. If the owner of the transaction target in the past five years was a related party of the company, the date of acquisition and disposal by the related party, the price, and the relationship with the company at the time of the transaction should also be announced: Not applicable 9. Estimated disposal profit (or loss) (not applicable to asset acquisition) (for deferred items, a table should be provided to explain recognition): Not applicable 10. Delivery or payment terms (including payment period and amount), contract restrictions, and other important agreements: Payment according to order terms 11. Method of determining 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 from manufacturers and market conditions as reference; Handled according to the company's approval authority regulations. 12. Name of professional appraiser's office or company and its appraised amount: Not applicable 13. Name of professional appraiser: Not applicable 14. Professional appraiser's license number: Not applicable 15. Is the appraisal report for a limited price, specific price, or special price: No or not applicable 16. Has the appraisal report not yet been obtained: No or not applicable 17. Reason for not yet obtaining the appraisal report: Not applicable 18. If there is a material difference in the appraisal result, the reason for the difference and the auditor's opinion: Not applicable 19. Name of accounting firm: Not applicable 20. Name of accountant: Not applicable 21. Accountant's license number: Not applicable 22. Broker and brokerage fees: Not applicable 23. Specific purpose or use of acquisition or disposal: For production 24. Opinions of directors who expressed dissent to this transaction: Not applicable 25. Is this transaction a related party transaction: No 26. Date of approval by supervisors or audit committee: Not applicable 27. Is this transaction for the acquisition of real estate or its right of use from a related party: No 28. Price assessed in accordance with Article 16 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies": Not applicable 29. If the price assessed in the preceding item is lower than the transaction price, the price assessed in accordance with Article 17 of the same regulations: Not applicable 30. Date of previous material information announcement for the same event: Not applicable 31. Other matters to be specified: None