ANNOUNCEMENT ON THE RESOLUTION OF THE BOARD OF DIRECTORS

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.(A joint stock limited company incorporated in the People’s Republic of China with limited liability) (Stock Code: 6030) ANNOUNCEMENT ON THE RESOLUTION OF THE BOARD OF DIRECTORS On 16 May 2024 CITIC Securities Company Limited (the “Company”) dispatched the Notice of the 22nd Meeting of the Eighth Session of the Board (the “Board”) of the Company by way of e-mail. The second notice was dispatched on 24 May 2024. The voting by correspondence was completed on 3 June 2024. Eight Directors were required to vote and eight Directors participated in voting. The meeting was resolved by registered votes and all Directors participating in voting unanimously agreed and resolved in relation to among others the arrangements in relation to the 2024 interim profit distribution. The voting result for this resolution was eight votes in favor zero vote against and zero abstain. This resolution was passed.The Company intends to arrange the cash dividend distribution in the middle of 2024. The relevant arrangements are as follows: 1. The conditions of interim profit distribution. The Company shall conduct the 2024 interim dividend distribution based on the audited financial reports in the first half of 2024 reasonably considering the current performance and on the premise that the Company has distributable profits in the first half of 2024. 2. The maximum proportion of interim profit distribution. In consideration of composite factors such as the future development of the Company and the interests of the Shareholders the total amount of the 2024 interim cash dividend shall account for no more than 40% of the net profit attributable to shareholders of ordinary shares of the parent company realised in the current period. Distributed interim cash dividend will be considered in the subsequent formulation of the 2024 profit distribution plan.The Company will formulate the 2024 interim profit distribution plan based on the resolution of the general meetings and implement the plan after the fulfilment of the corporate governance procedures in accordance with relevant laws and regulations as well as relevant provisions of the Articles of Association of the Company. 1Annual General Meeting The Company will convene the Annual General Meeting (the “AGM”) for the purposes of among others considering and approving the arrangements in relation to the 2024 interim profit distribution.An AGM circular of the Company which contains further details including but not limited to the aforesaid matters and a notice of AGM will be dispatched to the Shareholders of the Company in due course.By order of the Board CITIC Securities Company Limited ZHANG Youjun Chairman Beijing the PRC 3 June 2024 As at the date of this announcement the executive director of the Company is Mr. ZHANG Youjun; the non-executive directors of the Company are Mr. ZHANG Lin Ms. FU Linfang Mr. ZHAO Xianxin and Mr. WANG Shuhui; and the independent non- executive directors of the Company are Mr. LI Qing Mr. SHI Qingchun and Mr. ZHANG Jianhua. 2