3711 ASE Holding

Announcement Date: July 11, 115 Statement Date: July 10, 115 Statement Time: 20:00:41 Company Code: 3711 Company Name: ASE Holding Subject: Announcement on behalf of subsidiary ASE Semiconductor Manufacturing Co., Ltd. regarding the acquisition of operational machinery and equipment from HANMI SEMICONDUCTOR CO., LTD. Applicable Clause: Clause 20 Factual Date: July 10, 115 Details: 1. Name and nature of the subject matter (e.g., land located in Section X, Subsection X, North District, Taichung City): Operational machinery and equipment 2. Factual Date: 114/7/11 ~ 115/7/10 3. Board of Directors Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by General Manager July 10, 115 5. Quantity of units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Quantity: One batch Unit price: NT$1,016,744 thousand (excluding tax) Cumulative total transaction amount: NT$1,016,744 thousand (excluding tax) 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: HANMI SEMICONDUCTOR CO., LTD. Relationship with the company: None 7. If the counterparty is a related party, state the reason for selecting the related party, the previous transferor, the relationship between the previous transferor and the company and the counterparty, the previous transfer date, and the transfer amount: Not applicable 8. If the ownership of the subject matter was held by a related party of the company within the past five years, state the date of acquisition and disposal by the related party, the price, and the relationship with the company at the time: Not applicable 9. Estimated gain (or loss) on disposal (not applicable for asset acquisition) (if deferred, list and explain recognition): Not applicable 10. Delivery or payment terms (including payment period and amount), contractual restrictions, and other important agreements: Delivery or payment terms: Payment by telegraphic transfer or letter of credit Contractual restrictions: None Other important agreements: None 11. Method of decision for this transaction (e.g., bidding, comparison, negotiation), basis for price determination, and decision-making unit: Method of decision and basis for price determination: Comparison and negotiation Decision-making unit: As per the company's internal approval authority regulations 12. Name of professional appraiser 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 auditor 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 the acquisition or disposal: For production and operational use 24. Opinion of any director who objected to this transaction: Not applicable 25. Whether this transaction is a related-party transaction: No 26. Date of supervisor approval or audit committee consent: Not applicable 27. Whether this transaction involves acquiring real estate or right-of-use assets from a related party: No 28. Valuation amount under Article 16 of the 'Regulations Governing the Acquisition or Disposition of Assets by Publicly Issued Companies': Not applicable 29. Valuation amount under Article 17 of the same regulations if the valuation in the previous item is lower than the transaction price: Not applicable 30. Previous date of material information announcement regarding the same event: Not applicable 31. Other explanatory matters: None