CSSC Offshore & Marine Engineering : ANNOUNCEMENT ON CONVENING A PRESENTATION REGARDING THE ANNUAL RESULT AND DIVIDENDS DISTRIBUTION FOR 2020

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 however arising from or in reliance upon the whole or any part of the contents of this announcement.

(A joint stock limited liability company incorporated in the People's Republic of China)

Stock Code: 00317 ANNOUNCEMENT ON CONVENING A PRESENTATION REGARDING THE ANNUAL RESULT AND DIVIDENDS DISTRIBUTION FOR 2020

The board of directors of CSSC Offshore & Marine Engineering (Group) Company Limited (hereinafter referred to as the "Company") and all its directors guarantee that this announcement does not contain any false information, misleading statement or material omission, and severally and jointly accept responsibility for the authenticity, accuracy and completeness of the contents of this announcement.

HIGHLIGHTS:

· Time of the meeting: From 16:00 to 17:00, 19 April 2021 (Monday)

· Place of the meeting: The e-Interaction Platform of the Shanghai Stock Exchange (SSE) (上證e互動平台) at http://sns.sseinfo.com.

· Method of the meeting: Online interaction

· Investors are welcome to raise their questions to the Company by way of fax, telephone or email, etc. before the convening of the presentation. The Company will focus on answering questions that investors are generally concerned about at the presentation of the annual result and dividends distribution for 2020 (the "Presentation").

I. Type of the presentation

The Company has published the annual report and profit distribution proposal for 2020 on the websites of the Shanghai Stock Exchange (www.sse.com.cn) and The Stock Exchange of Hong Kong Limited (www.hkexnews.hk) and the designated media for information disclosure by the Company on 30 March 2021.

In accordance with the relevant requirements on the Guideline on the Distribution of Cash Dividends by Listed Companies of the Shanghai Stock Exchange and the Circular on Promoting Matters in relation to Investors Briefing Session convened by Listed Companies, and in order to enable investors to more comprehensively and deeply understand the Company's position, the Company will convene the Presentation for the annual result and dividends distribution for 2020 from16:00 to 17:00, 19 April 2021 through the SSE e-Interaction Platform (上證e互動平台), to interact with

investors and answer questions generally concerned about by investors.

II. Time and place of the Presentation

1. Time of the Presentation: From 16:00 to 17:00, 19 April 2021 (Monday)

2. Place of the Presentation: The "SSE e-Interview" (上證e訪談) program of the SSE e -Interaction Platform (上證e互動平台) of the Shanghai Stock Exchange at http://sns.sseinfo.

com.

3. Method of the meeting: Online interaction

III. Attendees

Mr. Han Guangde, chairman of the board of directors of the Company, Mr. Chen Liping, director and general manager, Mr. Li Zhidong, secretary to the board of directors, Mr. Hou Zengquan, chief financial officer, and other relevant personnel.

IV. Method of participation by the investors

1. Investors may interact and communicate with the Company by logging on to the SSE e-Interaction Platform (上證e互動平台) of the Shanghai Stock Exchange at http://sns.sseinfo. com during 16:00 to 17:00, 19 April 2021. The Company will answer the investors'

questions in a timely manner.

2. Investors are welcome to raise their questions to the Company by way of fax, telephone or email, et. before the convening of the Presentation. The Company will focus on answering questions that investors are generally concerned about at the Presentation.

V. Contact

Contact person: Office of the board of directors of the Company

Telephone: [phone]

Fax: [phone]

Email: [e-mail]

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VI. Other matters

After the Presentation on results, investors can visit the SSE e-Interaction Platform (上證e互動平台) of the Shanghai Stock Exchange at http://sns.sseinfo.com to see the details of the Presentation.

The Company would like to express its sincere gratitude to the investors for their concern and support for the Company.

By order of the Board

CSSC Offshore & Marine Engineering (Group) Company Limited Li Zhidong

Company Secretary

Guangzhou, 12 April 2021

As at the date of this announcement, the Board comprises ten Directors, namely executive Directors Mr. Han Guangde, Mr. Chen Liping and Mr. Xiang Huiming, non-executive Directors Mr. Chen Zhongqian, Mr. Chen Ji and Mr. Gu Yuan and independent non-executive Directors Mr. Yu Shiyou, Mr. Lin Bin, Mr. Nie Wei and Mr. Li Zhijian.