5215 Kejia-KY

Disclosure Date: 1150623 Statement Date: 1150622 Statement Time: 180228 Company Code: 5215 Company Name: Kejia-KY Subject: Announcement on subsidiaries Suzhou Jiaji, Kede, Jiacai, Apex, Baihong, Jiahuang, and Jiajun Cumulative acquisition of the same security exceeding 20% of paid-in capital within one year Applicable Clause: Item 20 Factual Date: 1150622 Details: 1. Security Name: 1-day Government Bond Reverse Repo (GC001), code 204001, Shanghai Stock Exchange 2. Transaction Date: 115/6/22 ~ 115/6/22 3. Board Approval Date: Not applicable 4. Other Approval Dates: Approval Level: Approved by Chairman Date: June 22, 115 (2026) 5. Transaction Quantity, Unit Price, and Total Amount: Apex: 86,390 units, average rate: 1.530%, Baihong: 97,550 units, average rate: 1.525%, Jiacai: 450,960 units, average rate: 1.530%, Jiahuang: 217,310 units, average rate: 1.525%, Jiaji: 115,970 units, average rate: 1.530%, Kede: 299,120 units, average rate: 1.530%, Jiajun: 374,200 units, average rate: 1.526%, Total Amount: 164,150 thousand NT dollars (approximately 755,046 thousand NT dollars) 6. Gain (or loss) on disposal (not applicable for acquisition of securities): Not applicable 7. Relationship with the counterparty company: Not applicable 8. Cumulative holdings of this security to date (including this transaction), including quantity, amount, ownership percentage, and restricted rights (e.g., pledge status): Apex: 86,390 units, average rate: 1.530%, Baihong: 97,550 units, average rate: 1.525%, Jiacai: 450,960 units, average rate: 1.530%, Jiahuang: 217,310 units, average rate: 1.525%, Jiaji: 115,970 units, average rate: 1.530%, Kede: 299,120 units, average rate: 1.530%, Jiajun: 374,200 units, average rate: 1.526%, Pledge Status: None 9. Cumulative securities investments under Article 3 of the 'Regulations on Acquisition or Disposition of Assets by Publicly Issued Companies' (including this transaction) as a percentage of total assets and equity attributable to owners of the parent in the latest financial statements, and the amount of working capital: Percentage of total assets: 15.17% Percentage of shareholders' equity: 21.13% Working capital: NT$2,612,388 thousand 10. Specific purpose of acquisition or disposal: Investment and financial management 11. Directors who expressed objections to 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 major information disclosure regarding the same event: Not applicable 16. Other explanatory matters: None