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

Jun 2, 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

上海匯舸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

LISTING APPROVAL GRANTED BY THE STOCK EXCHANGE FOR THE 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).

References are made to (i) the announcement of the Company dated 2 September 2025 in relation to the submission of the Application to the CSRC in respect of the H Share Full Circulation; and (ii) the announcement of the Company dated 12 May 2026 in relation to the issuance of the Filing Notice by the CSRC in respect of the H Share Full Circulation Application (collectively, the "Announcements"). Unless otherwise defined, capitalized terms used herein shall have the same meaning as those defined in the Announcements.

LISTING APPROVAL GRANTED BY THE STOCK EXCHANGE

The Board is pleased to announce that the Company has received the approval granted by the Stock Exchange dated 2 June 2026, for the listing of, and permission to deal in 30,000,000 H shares (the "Converted H Shares") of the Company, representing the total number of Domestic Shares to be converted under the Conversion and Listing, subject to fulfillment of all other conditions of the H Share Full Circulation and the Conversion and Listing.

---

SHAREHOLDING STRUCTURE UPON COMPLETION OF THE CONVERSION AND LISTING

The Conversion and Listing will involve a total of five participating shareholders (the "Participating Shareholders") holding an aggregate of 30,000,000 Domestic Shares. Upon completion of the Conversion and Listing, the shareholding percentages of the Participating Shareholders in the Company are set out as follows:

No.	Name of Participating Shareholders	Number of Converted H Shares	Approximately percentage of the total number of issued shares of the Company upon completion of the Conversion and Listing^{(Note 1)}^{(Note 2)}
1.	Zhou Yang	9,787,500	24.47%
2.	Zhao Mingzhu	8,156,250	20.39%
3.	Chen Zhiyuan	8,156,250	20.39%
4.	ContiOcean Corporate Development LLP
(上海匯制企業發展合夥企業(有限合夥))	2,400,000	6.00%
5.	Shu Wa Tung, Laurence	1,500,000	3.75%
	Total	30,000,000	75.00%

Notes:
1. The calculation is based on the total number of 40,000,000 shares of the Company in issue as of the date of this announcement.
2. Percentage figures may not add up to the total due to rounding.

The share capital structure of the Company immediately before and upon completion of the Conversion and Listing is set out below:

Type of Shares	Immediately before completion of the Conversion and Listing		Upon completion of the Conversion and the Listing
	Number of Shares	Percentage of the total number of issued shares of the Company	Number of Shares	Percentage of the total number of issued shares of the Company
Domestic Shares	30,000,000	75.00%	—	—
H Shares	10,000,000	25.00%	40,000,000	100.00%
Total	40,000,000	100.00%	40,000,000	100.00%

• 2 -

---

The Company shall complete the relevant conversion and trading procedures in respect of the Converted H Shares and will make further announcement(s) on the progress of the Conversion and Listing in compliance with the requirements under the Listing Rules and the applicable laws, as and when appropriate.

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, 2 June 2026

As of the date of this announcement, the Board comprises: (i) Mr. Zhou Yang, Mr. Zhao Mingzhu, Mr. Chen Zhiyuan 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.

• 3 -