The board of directors (the "Board") of China Development Bank International Investment Limited (the "Company") announces that Ms CHONG Po Chun ("Ms. Chong") has tendered her resignation as the company secretary (the "Company Secretary") and an authorized representative (the "Authorized Representative") of the Company with effect from 1 April 2023 due to internal management arrangement. Ms. Chong confirmed that she has no disagreement with the Board and there are no circumstances related to her resignation which needs to be brought to the attention of The Stock Exchange of Hong Kong Limited (the "Stock Exchange") and the shareholders of the Company. The Board is also pleased to announce that Ms. ZHU Yiyi ("Ms. Zhu") has been appointed as the Company Secretary and an Authorized Representative with effect from 1 April 2023.

Ms. Zhu holds a Master's degree in Economics from the University of Hong Kong and she is a member of the Hong Kong Institute of Certified Public Accountants.