TAICHENG Corrects Financial Ratios on Page 6 of its 2025 Consolidated Financial Report

1. Date of Fact Occurrence: 115/05/11 2. Company Name: TAICHENG Enterprise Co., Ltd. 3. Relationship with Company (Please enter Parent Company or Subsidiary): Parent Company 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: Statement error in report figures 6. Corrected Information Item/Report Name: Consolidated Statement of Comprehensive Income 7. Amount/Content/Page Before Correction: Year 2025 Amount % Operating Costs 86,358,406 84% Gross Profit 14,863,369 16% Operating Profit 4,760,814 6% Profit Before Tax 5,539,245 6% Net Profit 4,286,901 5% Total Comprehensive Income 3,654,910 4% Owners of Parent 3,624,189 4% Net Profit Attributable to: 4,286,901 5% 8. Amount/Content/Page After Correction: Year 2025 Amount % Operating Costs 86,358,406 85% Gross Profit 14,863,369 15% Operating Profit 4,760,814 5% Profit Before Tax 5,539,245 5% Net Profit 4,286,901 4% Total Comprehensive Income 3,654,910 3% Owners of Parent 3,624,189 3% Net Profit Attributable to: 4,286,901 4% 9. Countermeasures: The corrected information has been uploaded to the Public Information Observation Station. 10. Other Matters to be Noted: None