[Corjet-KY] Announcement by Subsidiaries Suzhou Jiaji/Kede/Jiacai/Ai Pu Lai/Baimao/Jiahuang/Jiajun Regarding Cumulative Disposal of the Same Marketable Securities Reaching 20% of Paid-in Capital Within One Year

1. Securities name: Shanghai Stock Exchange overnight national debt reverse repurchase GC001, code 204001 2. Transaction date: 2026/5/8~2026/5/8 3. Date of approval by the Board of Directors: Not applicable 4. Other approval dates: Approval level: Chairman's approval May 8, 2026 5. Transaction quantity, unit price, and total transaction amount: Ai Pu Lai: 83,760 units, average price: 1.380% Baimao: 108,990 units, average price: 1.380% Jiacai: 595,180 units, average price: 1.380% Jiahuang: 145,970 units, average price: 1.380% Jiaji: 123,740 units, average price: 1.380% Kede: 360,650 units, average price: 1.380% Jiajun: 341,430 units, average price: 1.380% Total amount: RMB 175,992 thousand, (approximately NTD 811,130 thousand) 6. Disposal gain (or loss) (not applicable to those acquiring marketable securities): Disposal gain RMB 20 thousand 7. Relationship with the transacting company: Non-related party 8. As of now, the cumulative quantity, amount, shareholding ratio, and restricted rights (e.g., pledges) of the securities held (including this transaction): Suzhou Ai Pu Lai: None Suzhou Baimao: None Suzhou Jiacai Electronics: None Suzhou Jiahuang Electronics: None Suzhou Jiaji Electronics: None Suzhou Kede: None Chongqing Jiajun: None Pledge status: None 9. As of now, the proportion of investment in marketable securities (including this transaction) listed in Article 3 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies" to the total assets and equity attributable to owners of the parent in the company's most recent financial report, and the amount of working capital in the most recent financial report: Proportion of total assets: 17.17% Proportion of shareholders' equity: 22.79% Working capital: NTD 2,515,979 thousand 10. Specific purpose of acquisition or disposal: Financial investment 11. Opinions of dissenting directors for this transaction: None 12. This transaction is a related party transaction: No 13. Counterparty and its relationship with the company: Not applicable 14. Date of approval by supervisor or Audit Committee: Not applicable 15. Date of previous significant announcement on the same matter: Not applicable 16. Other matters to be specified: None