[Hua Hsin] Board Resolves to Acquire Ordinary Shares of HannStar Display Corporation

1. Security Name: Ordinary shares of HannStar Display Corporation

2. Transaction Date: 115/8/7 ~ 115/8/7

3. Board Approval Date: August 7, 2026 (Republic Era 115)

4. Other Approval Dates: Not applicable

5. Number of Securities, Unit Price, and Total Transaction Amount: (1) Number of securities: 81,342,000 ordinary shares, of which 1,342,000 shares were already acquired on August 5, 2026 (R.O.C. 115), with a total transaction amount of NT$18,532 thousand. (2) Unit price and total transaction amount will be announced separately upon completion of the transaction.

6. Gain (or loss) from disposal (not applicable for acquisition of securities): Not applicable

7. Relationship with the target company: The Company serves as a director of HannStar Display Corporation.

8. Cumulative holdings of the subject securities (including this transaction) to date, including quantity, value, ownership percentage, and restricted rights (e.g., pledged): (1) As of August 7, 2026, cumulative holdings amount to 300,974,180 shares. (2) The actual cumulative status after this transaction will be announced according to regulations upon completion. (3) Rights restriction status: None

9. Proportion of securities investments (including this transaction) under Article 3 of the 'Asset Acquisition and Disposition Rules for Publicly Issued Companies' relative to total assets and equity attributable to owners of the parent in the most recent financial statements, and the amount of working capital in the most recent financial statements: (1) Proportion of total assets, proportion of shareholders’ equity: To be announced after transaction completion. (2) Working capital amount: NT$1,858,227 thousand

10. Specific purpose of the acquisition or disposition: Long-term investment

11. Dissenting directors’ opinions regarding 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 material information disclosure regarding the same event: Not applicable

16. Other disclosures: Details of this transaction will be announced separately upon completion.