China State Construction International : Unaudited Financial Performance & Unaudited Operating Information for the First Quarter of 2021

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.

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 3311)

UNAUDITED FINANCIAL PERFORMANCE

• UNAUDITED OPERATING INFORMATION FOR THE FIRST QUARTER OF 2021

This announcement is made by China State Construction International Holdings Limited (the "Company") pursuant to the Inside Information Provisions under Part XIVA of the Securities and Futures Ordinance (Cap. 571 of the Laws of Hong Kong) and Rule 13.09(2) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing Rules").

The Company is an indirect subsidiary of China State Construction Engineering Corporation Limited ("CSCECL", whose shares are listed on the Shanghai Stock Exchange). As at the date of this announcement, CSCECL beneficially owns 64.79% of the existing issued share capital of the Company. CSCECL will release its unaudited quarterly results for the three months ended 31 March 2021 pursuant to the listing rules of the Shanghai Stock Exchange before the end of April 2021. Such results will contain certain financial information of the Company and its subsidiaries (collectively, the "Group").

To ensure that shareholders of the Company and potential investors have equal and timely access to the information of the Company, the board of directors (the "Board") of the Company is pleased to provide the following certain unaudited financial performance and certain unaudited operating information of the Group for the three months ended 31 March 2021 (the "Quarterly Update").

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UNAUDITED FINANCIAL PERFORMANCE

The unaudited Group revenue and share of revenue of joint ventures of the Group for the three months ended 31 March 2021 were approximately HK$13,959,135,000 and HK$348,025,000 respectively (31 March 2020: HK$9,949,155,000 and HK$246,811,000 respectively) while the aggregate amount of unaudited operating profit and share of profits of joint ventures was approximately HK$2,406,654,000 (31 March 2020: HK$1,716,843,000). The results and the comparatives are prepared on the same basis as for the preparation of the audited consolidated financial statements for the year ended 31 December 2020.

UNAUDITED OPERATING INFORMATION

For the three months ended 31 March 2021, the Group recorded an accumulated new contract value of approximately HK$30.65 billion. As of 31 March 2021, the Group recorded a backlog of approximately HK$264.83 billion.

Details of Major New Contracts Awarded in the First Quarter of 2021

GEG's Cotai Phase 4 Project, Macau (Attributable contract value to the Group is about HK$12.60 billion);

Public Housing Development Phase 1&2 Project at Ching Hong Road North, Tsing Yi, Hong Kong (Attributable contract value to the Group is about HK$1.33 billion);

Government Targeted Repurchase of Resettlement Housing Project in Cangzhou Economic Development Zone, Hebei Province (Attributable contract value to the Group is about HK$1.14 billion).

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GENERAL

The Quarterly Update has been prepared based on internal management records of the Group which have not been audited or reviewed by external auditors, and as such the data is for shareholders' and investors' information only. Such data may differ from figures to be disclosed in the audited or unaudited consolidated financial statements to be published by the Company on an annual, semi-annual or quarterly basis due to various uncertainties during the process of collection and collating of such data. The Quarterly Update does not constitute, nor should it be construed as, an offer or solicitation for the purchase or sale of any securities or financial instruments of the Group. It does not and is not intended to provide any investment service or investment advice.

Shareholders of the Company and potential investors should note that all the figures contained herein are unaudited. Accordingly, figures contained in this announcement should in no way be regarded as to provide any indication or assurance on the financial results of the Group for the three months ended 31 March 2021. Shareholders of the Company and potential investors are urged to exercise caution in dealing in the securities of the Company and are recommended to consult their own professional advisers if they are in doubt as to their investment positions.

By Order of the Board

China State Construction

International Holdings Limited

Yan Jianguo

Chairman and Non-executive Director

Hong Kong, 19 April 2021

As at the date of this announcement, the Board comprises Mr. Yan Jianguo as Chairman and Non-executive Director; Mr. Zhang Haipeng (Chief Executive Officer), Mr. Tian Shuchen, Mr. Zhou Hancheng and Mr. Hung Cheung Shew as Executive Directors; and Mr. Adrian David Li Man Kiu, Dr. Raymond Leung Hai Ming and Mr. Lee Shing See as Independent Non-executive Directors.

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