ContiOcean Environment Tech Group Co., Ltd. — Share Issue/Capital Change 2026

May 12, 2026

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.

ContiOcean

上海匯鰍環保科技集團股份有限公司

CONTIOCEAN ENVIRONMENT TECH GROUP CO., LTD.

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

(Stock Code: 2613)

INSIDE INFORMATION

ISSUANCE OF FILING NOTICE BY THE CSRC IN RESPECT OF FULL CIRCULATION OF THE SHARES BY THE COMPANY

This announcement is made by ContiOcean Environment Tech Group Co., Ltd. (the "Company") pursuant to Rule 13.09(2)(a) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing Rules") and the Inside Information Provisions (as defined in the Listing Rule) under Part XIVA of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong)).

Reference is made to the announcement of the Company dated 2 September 2025 (the "Announcement") in relation to the submission of the Application to the CSRC in respect of the H Share Full Circulation. Unless otherwise defined, capitalized terms used herein shall have the same meaning as those defined in the Announcement.

The Board is pleased to announce that the Company has recently received a filing notice (the "Filing Notice") issued by the CSRC in respect of the H Share Full Circulation. According to the Filing Notice, the Company has completed the filing with the CSRC in respect of the implementation of the H Share Full Circulation (i.e. the conversion of 30,000,000 Domestic Shares into H shares). The Filing Notice will be valid for 12 months from 27 April 2026. The Company will apply to the listing committee of the Stock Exchange for the approval of the listing of, and permission to deal in such H shares on the Stock Exchange.

As of the date of this announcement, details of the implementation plan of the H Share Full Circulation and the conversion and listing of the relevant converted H shares (the "Conversion and Listing") have not been finalized. The Company will make further announcement(s) on the progress of the H Share Full Circulation and the Conversion and Listing in accordance with the Inside Information Provisions and/or the requirements of the Listing Rules.

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The completion of the H Share Full Circulation and the Conversion and Listing is subject to procedures required by the Stock Exchange and other regulatory authorities. Shareholders and potential investors of the Company are urged to exercise caution when dealing in the shares and other securities of the Company.

By order of the Board
ContiOcean Environment Tech Group Co., Ltd.
Zhou Yang
Chairman

Shanghai, the PRC, 12 May 2026

As of the date of this announcement, the Board comprises: (i) Mr. Zhou Yang, Mr. Zhao Mingzhu, Mr. Chen Zhiyuan, Mr. Shu Wa Tung, Laurence and Mr. Chen Rui as executive directors; and (ii) Dr. Guan Yanmin, Mr. Zhu Rongyuan and Ms. Ng Sin Kiu as independent non-executive directors.

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