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

1. Contract Type: Plant Engineering 2. Event Date: 115/7/8~115/7/10 3. Board Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by General Manager July 10, 115 5. Contract Counterparty and Relationship with Company: Chung Yuan Engineering Consultants Inc., Relationship with Company: None 6. Main Contract Contents (including total contract amount, expected investment amount, and contract period), restrictive clauses, and other important terms: Total Amount: NTD 513,700,000; Contract Period: July 8, 115 to December 31, 117; 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. Directors' Opinions Objecting to This Transaction: None 12. 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 Price, Specific Price, 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 Auditor's Opinion: Not applicable 18. Name of Auditor Firm: Not applicable 19. Name of Auditor: Not applicable 20. Auditor License Number: Not applicable 21. Previous Date of Material Information Disclosure on the Same Event: Not applicable 22. Other Statements: None