AJU Announces Change of Auditors for Associate Company Fujian Gulei Petrochemical Co., Ltd.

1. Date of Board Approval (Date of Fact): 115/08/25 2. Name of Former Accounting Firm: KPMG Huazhen Certified Public Accountants LLP (Special General Partnership), Xiamen Office 3. Name of Former Signing Auditor 1: Wang Jingya 4. Name of Former Signing Auditor 2: Jiang Xiang 5. Name of New Accounting Firm: Deloitte Touche Tohmatsu Certified Public Accountants LLP (Special General Partnership), Xiamen Office 6. Name of New Signing Auditor 1: Peng Jinyong 7. Name of New Signing Auditor 2: Cai Kunhao 8. Reason for Auditor Change: Company management needs 9. Explanation of Whether the Company Initiated Termination or Non-Renewal, or the Former Auditor Voluntarily Terminated or Declined Reappointment: Fujian Gulei Petrochemical Co., Ltd. decided not to continue the appointment. 10. Date of Company's Notification or Receipt of Termination: 115/08/25 11. Whether the Most Recent Two Years' Filed or To-Be-Prepared Financial Reports Have Been Adjusted by Auditors or Received Recommendations for Significant Internal Control Improvements: No 12. Whether the Company Disagrees with the Above Adjustments or Recommendations (If Disagreements Exist, Provide Detailed Explanation for Each Item Including Nature, Company's Original Treatment, Final Outcome, and Written Opinion from Successor Auditor): No 13. Before Formal Appointment of Successor Auditor, Did the Company Consult the Successor on the Handling of Adjustments and Recommendations Made by the Former Auditor and Potential Auditor Opinions on Financial Statements (If Yes, Specify Inquiry Items and Results): No 14. Confirmation of Authorization for Former Auditor to Fully Respond to Reasonable Inquiries from Successor Auditor (Including Matters Related to Disagreements Mentioned Above): Yes 15. Other Matters to Be Disclosed: Fujian Gulei Petrochemical Co., Ltd. is an associate company in which our company holds an investment exceeding 10% of our net assets. In accordance with the Taiwan Stock Exchange Corporation's Procedures for Verification and Public Disclosure of Material Information by Listed Companies, we are making this announcement on its behalf.