[Ruentex Development] Announcement of the 5th Audit Committee Members

1. Date of change: 2026/05/20 2. Functional committee name: Audit Committee 3. Names of previous members: Ko Shun-Hsiung, Chang Kuo-Chen, Hsieh Shang-Hsien 4. Resumes of previous members: (1) Mr. Ko Shun-Hsiung: Partner CPA, Chien Ta United Certified Public Accountants. (2) Mr. Chang Kuo-Chen: Professor, Department of Civil Engineering, National Taiwan University. (3) Mr. Hsieh Shang-Hsien: Professor, Department of Civil Engineering, National Taiwan University. 5. Names of new members: Ko Shun-Hsiung, Hsieh Shang-Hsien, Tseng Hui-Pin 6. Resumes of new members: (1) Mr. Ko Shun-Hsiung: Partner CPA, Chien Ta United Certified Public Accountants. (2) Mr. Hsieh Shang-Hsien: Professor, Department of Civil Engineering, National Taiwan University. (3) Mr. Tseng Hui-Pin: Professor, Department of Civil Engineering, National Taiwan University. 7. Nature of change: Term expired 8. Reason for change: Re-election in line with the expiration of the Board of Directors' term. 9. Original term: 2023/06/09 to 2026/06/08 10. Effective date of new term: 2026/05/20 11. Other matters to be specified: The term of office lasts until the expiration date of the current term of the Board of Directors.