[Shinfox Energy] Supplementary explanation regarding the company's actual disposal of common shares of Fuwei Power Co., Ltd.

1. Security name: Common shares of Fuwei Power Co., Ltd. 2. Transaction date: 2026/2/6~2026/5/11 3. Date of board of directors' approval: February 3, 2026 4. Other approval dates: Not applicable 5. Transaction quantity, unit price, and total transaction amount: Transaction quantity: 6,888 thousand shares Unit price: Based on daily market price, average NT$85.47 per share; Total transaction amount: NT$588,690,750 6. Disposal gain (or loss) (not applicable for acquisition of securities): Not applicable 7. Relationship with the transacted company: Our company's subsidiary 8. As of now, the cumulative quantity, amount, shareholding ratio, and restricted rights (e.g., pledge status) of this transacted security (including this transaction): Cumulative quantity of this transacted security (including this transaction): 29,551,000 shares, Amount: NT$443,265,000 (book cost amount) Shareholding ratio: 39.85% Restricted rights: 28,841,000 pledged shares. 9. As of now, the ratio of investments in 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 company in the latest financial report, and the amount of working capital in the latest financial report: Ratio to total assets in the latest financial report: 39.91% Ratio to equity attributable to owners of the parent company in the latest financial report: 526.96% Amount of working capital in the latest financial report: -NT$2,722,777 thousand. 10. Specific purpose of acquisition or disposal: Utilization of operating funds 11. Opinions of dissenting directors on this transaction: Not applicable 12. This transaction is a related party transaction: Yes 13. Counterparty and its relationship with the company: Not applicable 14. Date of approval by supervisors or audit committee: 2026.02.03 15. Date of previous material information announcement for the same event: Not applicable 16. Other matters to be specified: None