[KISS JYAN] Announcement of Acquisition of Securities by Subsidiary Hao Han Power Co., Ltd.

1. Securities Name: Mi Wang Shi Common Stock 2. Transaction Date: June 9-10, 2026 3. Board of Directors Approval Date: N/A 4. Other Approval Dates: Approval Level: Chairman June 10, 2026 5. Transaction Quantity, Unit Price, and Total Transaction Amount: Acquisition Quantity (thousands of shares): 1,220 Acquisition Unit Price (NT$): 196.23 Total Transaction Amount (NT$): 239,400,500 6. Profit (or Loss) from Disposal (Not applicable for acquisition of securities): N/A 7. Relationship with the Company of the Traded Securities: None 8. Accumulated Holdings of Securities (including this transaction) to Date, Amount, Shareholding Ratio, and Circumstances of Restricted Rights (e.g., pledge): Balance: 1,220,000 shares, Amount: 242,780,000 NT$ Shareholding Ratio: 1.53%, Circumstances of Restricted Rights: None 9. To Date, the Proportion of Securities Investments (including this transaction) Listed in Article 3 of the "Regulations Governing the Acquisition or Disposal of Assets by Publicly Issued Companies" to the Total Assets and Equity Attributable to Owners of the Parent Company in the Most Recent Financial Statements, and the Amount of Working Capital in the Most Recent Financial Statements: Proportion of Total Assets: 234.09% Proportion of Equity Attributable to Owners of the Parent Company: 238.02% Amount of Working Capital: 274,167 thousand NT$ 10. Specific Purpose of Acquisition or Disposal: Investment Portfolio 11. Opinions of Dissenting Directors on This Transaction: N/A 12. Is This Transaction a Related Party Transaction: No 13. Counterparty to the Transaction and Relationship with the Company: N/A 14. Date of Supervisor's Approval or Audit Committee's Consent: N/A 15. Date of Previous Announcement of Material Information on the Same Event: N/A 16. Other Explanatory Matters: None