ASE Holding Announces Subsidiary SPIL's Acquisition of Facility Engineering Project

1. Type of Contract: Facility Engineering 2. Event Date: 05/29/115 ~ 06/16/115 3. Board Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by General Manager June 16, 115 5. Contract Counterparty and Relationship with Company: Chung Yuan Engineering Consultants Inc., Relationship with Company: None 6. Main Contents of Contract (including total contract value, expected investment amount, contract start and end dates), restrictive clauses, and other important terms: Total Amount: NTD 547,329,700; Contract Period: May 29, 115 to December 31, 118; Restrictive Clauses and Other Important Terms: None 7. Name of Professional Appraiser Firm or Company and Appraisal Result: Not applicable 8. Name of Real Estate Appraiser: Not applicable 9. License Number of Real Estate Appraiser: Not applicable 10. Specific Purpose of Acquisition: For production and operational use 11. Dissenting Director's Opinion on This Transaction: None 12. Whether This Transaction is a Related-Party Transaction: No 13. Date of Supervisor Approval or Audit Committee Consent: Not applicable 14. Whether the Appraisal Report is at a Limited, Specific, or Special Price: No or Not applicable 15. Whether Appraisal Report Has Not Yet Been Obtained: No or Not applicable 16. Reason for Not Yet Obtaining Appraisal Report: Not applicable 17. Reasons for Significant Differences in Appraisal Results and Accountant's Opinion: Not applicable 18. Name of Accounting Firm: Not applicable 19. Name of Accountant: Not applicable 20. Accountant's License Number: Not applicable 21. Previous Date of Material Information Disclosure on the Same Event: Not applicable 22. Other Disclosures: None