Hsin Yuen Announces Banks for Receiving Proceeds and Dedicated Accounts for Third and Fourth Domestic Unsecured Convertible Bonds

1. Date of Event: July 3, 2026 (R.O.C. Year 115) 2. Company Name: Hsin Yuen Enterprise Co., Ltd. 3. Relationship with Company: Company itself 4. Cross-shareholding Ratio: Not applicable 5. Reason for Announcement: In accordance with Article 9, Paragraph 1, Clause 2 of the 'Regulations Governing the Offering and Issuance of Securities by Issuers,' this announcement discloses the banks designated to receive subscription payments and hold dedicated accounts for the company's third and fourth domestic unsecured convertible bond issuances. 6. Response Measures: None 7. Other Matters to be Disclosed (This material information qualifies under Article 7, Clause 9 of the Enforcement Rules of the Securities and Exchange Act as an event significantly affecting shareholder权益 or securities prices, applicable to publicly issued companies): (1) Contract Execution Date: July 3, 2026 (R.O.C. Year 115) (2) Banks for Receiving Subscription Payments: - Third Domestic Unsecured Convertible Bond: Mega International Commercial Bank, Nanjing East Road Branch - Fourth Domestic Unsecured Convertible Bond: Huana Nan Commercial Bank, Nanjing East Road Branch (3) Banks for Dedicated Accounts: - Third Domestic Unsecured Convertible Bond: CTBC Bank, Chengde Branch - Fourth Domestic Unsecured Convertible Bond: CTBC Bank, Chengde Branch