Ko-Chia-KY Announces Subsidiaries' Cumulative Acquisition of Same Securities Exceeding 20% of Paid-in Capital Within One Year

1. Security Name: One-day government bond reverse repo (GC001), code 204001, listed on the Shanghai Stock Exchange

2. Transaction Date: July 2, 115 (ROC) ~ July 2, 115 (ROC)

3. Board Approval Date: Not applicable

4. Other Approval Dates: Approval Level: Approved by Chairman July 2, 115 (ROC)

5. Transaction Quantity, Unit Price, and Total Transaction Amount: Aipulai: 84,430 units, average rate: 1.295%, Baihong: 103,590 units, average rate: 1.290%, Jiaca: 433,140 units, average rate: 1.280%, Jiahuang: 220,400 units, average rate: 1.290%, Jiagui: 121,020 units, average rate: 1.280%, Kede: 198,210 units, average rate: 1.280%, Jiajun: 357,200 units, average rate: 1.290%, Total Amount: 151,799 thousand NT dollars (approximately 710,299 thousand NT dollars)

6. Gain (or Loss) on Disposal (Not applicable for acquisition of securities): Not applicable

7. Relationship with the Target Company: Unrelated party

8. Cumulative Holdings of the Security (including this transaction) to Date in Terms of Quantity, Amount, Ownership Percentage, and Restrictions (e.g., Pledge Status): Aipulai: 84,430 units, average rate: 1.295%, Baihong: 103,590 units, average rate: 1.290%, Jiaca: 433,140 units, average rate: 1.280%, Jiahuang: 220,400 units, average rate: 1.290%, Jiagui: 121,020 units, average rate: 1.280%, Kede: 198,210 units, average rate: 1.280%, Jiajun: 357,200 units, average rate: 1.290%, Pledge Status: None

9. Proportion of Securities Investment (including this transaction) under Article 3 of the 'Regulations on the Acquisition or Disposition of Assets by Publicly Issued Companies' to Total Assets and Equity Attributable to Owners of the Parent in the Most Recent Financial Statements, and the Amount of Working Capital in the Most Recent Financial Statements: Ratio to Total Assets: 14.27% Ratio to Shareholders' Equity: 19.88% Working Capital: NT$2,612,388 thousand

10. Specific Purpose of Acquisition or Disposition: Investment and financial management

11. Directors' Dissenting Opinions on This Transaction: None

12. Whether This Transaction is a Related-Party Transaction: No

13. Counterparty and Its Relationship with the Company: Not applicable

14. Date of Supervisor Approval or Audit Committee Consent: Not applicable

15. Previous Date of Material Information Disclosure on the Same Event: Not applicable

16. Other Disclosures: None