Subsidiary Haohan Power Announces Acquisition of Securities

Announcement Date: July 23, 2026 Statement Date: July 22, 2026 Statement Time: 18:25:36 Company Code: 2491 Company Name: Jixiang Quan Subject: Announcement on behalf of subsidiary Haohan Power Co., Ltd. regarding acquisition of securities. Applicable Clause: Item 20 Factual Date: July 22, 2026

1. Security Name: Nan Ya PCB Ordinary Shares

2. Transaction Date: November 3, 2025 – July 22, 2026

3. Board Approval Date: Not applicable

4. Other Approval Date: Approval Level: Chairman July 22, 2026

5. Quantity, Unit Price, and Total Transaction Amount: Acquired Quantity (in thousands of shares): 535 Unit Price (NT$): 758.75 Total Transaction Amount (NT$): 405,930,000

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

7. Relationship with the Target Company: None

8. Cumulative Holdings to Date (including this transaction): Balance: 200,000 shares, Amount: NT$261,000,000 Ownership Ratio: 0.03%, Rights Restrictions (e.g., pledge): None

9. Proportion of total securities investments (including this transaction) under Article 3 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies' to total assets and equity attributable to parent owners in the latest financial statements, and the amount of working capital: Percentage of Total Assets: 198.54% Percentage of Equity Attributable to Parent Owners: 201.87% Working Capital Amount: NT$274,167 thousand

10. Specific Purpose of Acquisition or Disposal: Investment portfolio

11. Dissenting Director's Opinion on the Transaction: Not applicable

12. Related-Party Transaction: No

13. Counterparty and Relationship with the Company: Not applicable

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

15. Previous Material Information Announcement Date for the Same Event: Not applicable

16. Other Remarks: None