9917 Chung Hsing Security Technology: Extension of Commemorative Gift Collection Period for E-Voting Shareholders Due to Typhoon Bavi

Announcement Date: July 10, 115 Statement Date: July 9, 115 Statement Time: 17:58:37 Company Code: 9917 Company Name: Chung Hsing Security Technology Co., Ltd. Subject: Adjustment to the Commemorative Gift Collection Period for Shareholders Participating in the 115th Annual General Meeting via Electronic Voting Due to Typhoon Bavi Applicable Clause: Clause 51 Event Date: July 9, 115

1. Event Date: 07/09/115 2. Company Name: Chung Hsing Security Technology Co., Ltd. 3. Relationship with Company (Please specify '本公司' or 'Subsidiary'):本公司 (Our Company) 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: The approaching typhoon may affect shareholders who use electronic voting from collecting commemorative gifts. 6. Response Measures: For shareholders who exercised voting rights electronically this year, the original gift collection period from July 8 to July 10, 115, will be extended to July 13, 115, if July 10 is designated as a non-working day due to typhoon conditions. 7. Other Matters to be Disclosed: The gift distribution location remains unchanged. (1F or B1, No. 67, Section 2, Dunhua South Road, Da’an District, Taipei City 106, from 9:00 AM to 4:30 PM).