Doumob — Board/Management Information 2021

Dec 29, 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.

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Doumob 豆 盟 科 技 有 限 公 司

(incorporated in the Cayman Islands with limited liability)

(Stock Code: 1917)

CHANGE OF INDEPENDENT NON-EXECUTIVE DIRECTOR AND MEMBER OF THE BOARD COMMITTEES

The board (the “ Board ”) of directors (the “ Directors ”) of Doumob (the “ Company ”, together with its subsidiaries, the “ Group ”) hereby announces that due to other business arrangements, Mr. Liu Binghai (“ Mr. Liu ”) has tendered his resignation as an independent non-executive Director, a member of the audit committee and the nomination committee and the chairman of the remuneration committee of the Company with effect from 29 December 2021.

Mr. Liu has confirmed that he has no disagreement with the Board and there is no matter which needs to be brought to the attention of the shareholders of the Company in respect of his resignation.

The Board would like to express its gratitude to Mr. Liu for his invaluable contribution to the Company during the tenure of his office.

APPOINTMENT OF INDEPENDENT NON-EXECUTIVE DIRECTOR AND MEMBER OF THE BOARD COMMITTEES

The Board further announces that, Mr. Zhang Xuehuo (“ Mr. Zhang ”) has been appointed as an independent non-executive Director, a member of the audit committee and the nomination committee and the chairman of the remuneration committee of the Company with effect from 29 December 2021.

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The biographical details of Mr. Zhang are as follows:

Mr. Zhang, aged 59, has engaged in investment industry for nearly 30 years and has extensive experience in overseas mining resources, energy, real estate, biomedical, and health industries. Mr. Zhang has been the chairman of China Mineral Ventures Limited（中國礦業投資有限公司）(“ China Mineral Ventures ”) since 1997. He was the founder of China Mineral Ventures. Mr. Zhang founded China Gold Development Group (H.K.) Limited (“ China Gold ”)（中國黃金開發集團（香港）有限公司）, a subsidiary of Zijin Mining Group Co., Ltd., the shares of which were listed on The Stock Exchange of Hong Kong Limited (the “ Hong Kong Stock Exchange ”) (Stock Code: 2899) in 1999. He was the chairman of China Gold from 2003 to 2006 and has been its director since 2016. Mr. Zhang was the chairman of Shandong Guoda Gold Company Limited (“ Shandong Guoda Gold* ”)（山東國大黃金股 份有限公司）from 2003 to 2011. Mr. Zhang is currently a director of Shandong Guoda Gold.

Mr. Zhang has been an independent non-executive director and the chairman of Nomination and Remuneration Committee, a member of each of the Audit Committee and Development Strategy and Risk Management Committee of Prinx Chengshan Holdings Limited（浦林成山控股有限公司）, a company listed on the Hong Kong Stock Exchange (stock code: 1809), since September 2018.

Mr. Zhang obtained a bachelor’s degree in international trade in 1985 from The School of International Trade, Xiamen University in China.

Mr. Zhang has entered into a letter of appointment with the Company for an initial term of three years commencing from 29 December 2021, and will continue thereafter until terminated by not less than three months’ notice in writing served by either party on the other (subject always to re-election as and when required under the memorandum and articles of association of the Company). Mr. Zhang will be entitled to a director’s remuneration of HKD200,000 per year, which was recommended by the remuneration committee of the Company with reference to his qualifications, experience, duties and responsibilities in the Company and the prevailing market conditions and determined by the Board.

To the best knowledge and belief of the Board, having made all reasonable enquiries and save as disclosed herein, Mr. Zhang does not hold any other position in the Company or any member of the Group, and has not held any other directorship nor does he have any other major appointments in any listed public company in Hong Kong or overseas in the past three years preceding the date of this announcement. As at the date of the announcement, Mr. Zhang does not have any interests in the shares, underlying shares or debentures of the Company within the meaning of Part XV of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong). Saved as disclosed above, Mr. Zhang is not related to any other Directors, senior management, substantial or controlling shareholders (as defined in the Rules Governing the Listing of Securities on the Hong Kong Stock Exchange (the “ Listing Rules ”)) of the Company.

Mr. Zhang confirmed that he has met the independence criteria as set out in Rule 3.13 of the Listing Rules. Save as disclosed above, the Board is not aware of any other matter relating to the appointment of Mr. Zhang that needs to be brought to the attention of the shareholders of the Company nor any information to be disclosed pursuant to any of the requirements under Rule 13.51(2) of the Listing Rules.

• for identification purpose only

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The Board would like to express its warmest welcome to Mr. Zhang for joining the Board.

By order of the Board Doumob YANG Bin

Chairman and Executive Director

Beijing, PRC, 29 December 2021

As at the date of this announcement, the executive Directors of the Company are Mr. Yang Bin, Mr. Meng Dawei and Ms. Fan Zijing; the non-executive Director of the Company is Mr. Liu Ailun; and the independent non-executive Directors of the Company are Mr. Chan Yiu Kwong, Mr. Zhang Xuehuo and Mr. Wang Yingzhe.

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