3711 ASE Holding

Announcement Date: July 23, 115 Statement Date: July 22, 115 Statement Time: 14:38:19 Company Code: 3711 Company Name: ASE Holding Subject: Announcement on behalf of subsidiary ASE ELECTRONICS (M) SDN. BHD. regarding the acquisition of facility engineering assets for operational use from MARKETECH INTERNATIONAL SDN. BHD. Applicable Clause: Clause 20 Date of Fact: July 22, 115 Details: 1. Name and nature of the subject asset (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Facility equipment and engineering 2. Date of Fact: November 11, 114 – July 22, 115 3. Board of Directors Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by General Manager July 22, 115 (Republic Era) 5. Quantity of units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Quantity: One batch Total cumulative transaction amount: MYR 62,060,156 (approximately NT$484,239,673) 6. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party, name disclosure may be omitted): Counterparty: MARKETECH INTERNATIONAL SDN. BHD. Relationship with company: None 7. If the counterparty is a related party, state the reason for selection, previous owner, relationship between previous owner, company, and counterparty, transfer date, and amount: Not applicable 8. If the asset’s owner was a related party within the past five years, disclose the date, price, and relationship at the time of acquisition and disposal: Not applicable 9. Estimated gain (or loss) on disposal (not applicable for asset acquisition) (if deferred, provide a table showing recognition): Not applicable 10. Delivery or payment terms (payment period and amount), contractual restrictions, and other important provisions: Delivery or payment terms: Wire transfer Contractual restrictions: None Other important provisions: None 11. Method of transaction determination (e.g., bidding, comparison, negotiation), basis for price determination, and decision-making unit: Method and basis: Comparison and negotiation Decision-making unit: As per the company's authorization rules 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, specific, 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 discrepancies 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 the transaction: Not applicable 25. Whether the transaction is with a related party: No 26. Date of supervisor approval or audit committee consent: Not applicable 27. Whether the transaction involves acquiring real estate or right-of-use assets from a related party: No 28. Valuation amount under Article 16 of the 'Rules for Handling Acquisition or Disposal of Assets by Publicly Issued Companies': Not applicable 29. Valuation amount under Article 17 of the same rules, if the valuation in 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 explanatory matters: None