The board (the "Board") of directors (the "Directors") of BII Railway Transportation Technology Holdings Company Limited (the "Company") announced that Ms. Cheung Yuet Fan ("Ms. Cheung") has tendered her resignations as the company secretary of the Company (the "Company Secretary"), an authorized representative of the Company (the "Authorized Representative") under Rule 3.05 of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Stock Exchange") and an authorized representative under the Companies Ordinance (Chapter 622 of the Laws of Hong Kong) for acceptance of service of process and notices on behalf of the Company in Hong Kong (the "Process Agent") with effect from 1 January 2024. The Board announced that Ms. Ng Ka Man ("Ms. Ng") has been appointed as the Company Secretary, the Authorized Representative and the Process Agent in place of Ms. Cheung with effect from 1 January 2024. Ms. Ng is a senior manager of the Listing Services Department of TMF Hong Kong Limited and is responsible for provision of corporate secretarial and compliance services to listed company clients.

She has over 18 years of experience in the company secretarial field. She is a member of The Hong Kong Chartered Governance Institute and The Chartered Governance Institute in the United Kingdom.