【Ruentai Innovation】Company Signs Construction Material Purchase Agreement for "Ruentai Innovation Nangang Star"

1. Contract Type: Construction Material Purchase 2. Date of Fact Occurrence: 115/6/8~115/6/8 3. Board of Directors Approval Date: June 8, 115th year of the Republic of China 4. Other Approval Dates: Not applicable 5. Contracting Party and Relationship with the Company: Ruentai Precision Materials Co., Ltd., a subsidiary 6. Main Contract Contents (including total contract amount, planned investment amount, and contract period), restrictive clauses, and other important agreements: Contract Content: Ceramic tiles (kiln-changed brick purchase agreement) for the "Ruentai Innovation Nangang Star" project. Contract Amount: NT$6,424,438 (excluding tax). Completion Date: By July 14, 2030. 7. Professional Appraisal Firm or Company Name and Appraisal Results: Not applicable 8. Real Estate Appraiser Name: Not applicable 9. Real Estate Appraiser License Number: Not applicable 10. Specific Purpose of Acquisition: Construction material purchase 11. Directors' Opinions Expressing Dissent Regarding This Transaction: Not applicable 12. Is This Transaction a Related Party Transaction: Yes 13. Date of Supervisor Approval or Audit Committee Consent: June 8, 115th year of the Republic of China 14. Is the Appraisal Report for a Limited Price, Specific Price, or Special Price: No or Not Applicable 15. Has the Appraisal Report Not Yet Been Obtained: No or Not Applicable 16. Reason for Not Obtaining the Appraisal Report: Not applicable 17. In Case of Significant Differences in Appraisal Results, Reasons for Differences and Accountant's Opinion: Not applicable 18. Accounting Firm Name: Not applicable 19. Accountant Name: Not applicable 20. Accountant License Number: Not applicable 21. Date of Previous Announcement of Material Information on the Same Event: Not applicable 22. Other Explanatory Matters: None Keywords: Material Information