【Powertech】Announcement of the Company's Order for Machinery and Equipment

1. Name and nature of the underlying asset (e.g., land parcel in XX section, XX subsection, Beitun District, Taichung City): Packaging equipment and its spare parts. 2. Date of occurrence of the event: 2025/10/27~2026/5/13 3. Date of board of directors resolution: Not applicable 4. Other approval dates: Approval level: Chairman May 13, 2026 5. Quantity, unit price, and total transaction amount (e.g., XX square meters, equivalent to XX pings): One batch; total transaction amount: NT$540,634,942. 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): DISCO Hi-Tec Corporation; relationship with the company: None. 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, the company, and the counterparty, the date of previous transfer, and the transfer amount should also be disclosed: Not applicable. 8. If the owner of the underlying asset within 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 disclosed: Not applicable. 9. Estimated disposal gain (or loss) (not applicable to asset acquisition) (deferred items should be listed with recognition status): Not applicable. 10. Delivery or payment terms (including payment period and amount), contract restrictions, and other important agreements: Payment terms are as specified in the procurement contract (purchase order). 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 were conducted according to the company's procurement procedures, and the purchase was made after approval by the authorized supervisor. 12. Professional appraiser firm or company name and appraisal amount: Not applicable. 13. Professional appraiser's name: 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: Yes 17. Reason for not yet obtaining the appraisal report: Not applicable. 18. If there is a significant difference in the appraisal result, the reason for the difference and the accountant's opinion: Not applicable. 19. Accountant firm name: Not applicable. 20. Accountant's name: 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 operational production use. 24. Opinions of directors who expressed dissenting views on 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 right-of-use assets from a related party: No 28. Price assessed in accordance with Article 16 of the "Regulations Governing the Acquisition or 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 regarding the same event: Not applicable 31. Other matters to be specified: None.