3711 ASE Holding

Disclosure Date: 1150723 Statement Date: 1150722 Statement Time: 171328 Company Code: 3711 Company Name: ASE Holding Subject: Announcement on behalf of subsidiary Siliconware Precision Industries Co., Ltd. regarding acquisition of operating machinery and equipment exceeding ten billion NT dollars Applicable Clause: Clause 20 Date of Fact: 1150722 Explanation: 1. Name and nature of the subject matter (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Operating machinery and equipment 2. Date of fact occurrence: 115/7/15 ~ 115/7/22 3. Board approval date: Not applicable 4. Other approval dates: Approval level: Approved by General Manager July 22, Year 115 (ROC) 5. Quantity of transaction units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Acquired 10 batches, average unit price per batch: NT$128,715,209 Total transaction amount: NT$1,287,152,090 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: KLA Corporation; Relationship with the company: None 7. If the counterparty is a related party, the reason for selecting the related party as the transaction counterparty, the previous transferor, the relationship among the previous transferor, the company, and the counterparty, the previous transfer date, and transfer amount shall also be disclosed: Not applicable 8. If the owner of the transaction subject has been a related party of the company within the past five years, the date of acquisition and disposal by the related party, price, and relationship with the company at the time of transaction shall also be disclosed: Not applicable 9. Estimated gain (or loss) from disposal (not applicable for asset acquisition) (if deferred, list and explain recognition status): Not applicable 10. Delivery or payment terms (including payment period and amount), contractual restrictive clauses, and other important agreed matters: Wire transfer. Contractual restrictive clauses: None. Other important agreed matters: None 11. Transaction decision method (e.g., tender, competitive bidding, or negotiation), reference basis for price determination, and decision-making unit: Transaction decision method: Competitive bidding/negotiation. Reference basis for price determination: Reference to historical transaction data and market conditions. Decision-making unit: Decided according to internal company approval authority. 12. Name of professional appraiser firm or company and appraisal amount: Not applicable 13. Name of professional appraiser: Not applicable 14. Professional appraiser license number: Not applicable 15. Whether the appraisal report is for a restricted 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 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. Name of accounting firm: Not applicable 20. Accountant's name: Not applicable 21. Accountant's license number: Not applicable 22. Broker and brokerage fees: None 23. Specific purpose or use of acquisition or disposal: For business use 24. Opinion of directors who expressed objections to this transaction: None 25. This transaction is a related-party transaction: No 26. Date of supervisor approval or audit committee consent: Not applicable 27. This transaction involves acquiring real estate or its right-of-use assets from a related party: No 28. Price evaluated according to Article 16 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies': Not applicable 29. Price evaluated according to Article 17 of the same rules when the price evaluated under the previous item is lower than the transaction price: Not applicable 30. Previous date of material information release regarding the same event: Not applicable 31. Other explanatory matters: None