The board of directors of Metallurgical Corporation of China Ltd. received a written resignation report from Mr. Zeng Gang. Mr. Zeng resigned as the secretary to the Board and a joint company secretary of the Company due to adjustment in his work arrangement and would no longer serve as the authorised representative of the Company as required under Rule 3.05 of the Rules Governing the Listing of Securities (the "Listing Rules") on The Stock Exchange of Hong Kong Limited (the "Stock Exchange") upon his resignation. The resignation report clearly stated that Mr. Zeng has no disagreement with the Board and there are no matters which are discloseable to the Stock Exchange and the shareholders of the Company but have not been disclosed.

The Board announced that, at the Board meeting held on 16 December 2022, the appointment of Mr. Wang Zhen ("Mr. Wang") as a Joint Company Secretary and the Authorised Representative was approved. The resignation of Mr. Zeng and the appointment of Mr. Wang are both effective from 16 December 2022. Mr. Wang Zhen, born in November 1973, Chinese nationality and without the right of abode overseas, is currently the vice chairman of the labour union, director of the office, director of the Party Committee office, director of the Board office (office of the board of supervisors) and deputy secretary of the Party Committee of the Headquarters of the Company.

Mr. Wang successively served as the deputy manager of the South Korean group of the second business department of China National Coal Industry Import and Export Group, deputy director of the office of China Coal Energy Company Limited and deputy director of the general office of China National Coal Group Corporation; and he served as a member of the Party Committee and the secretary of the Disciplinary Committee of China Nonferrous Engineering Co. Ltd. from October 2014 to January 2019, served as deputy secretary of the Party Committee and secretary of the Disciplinary Committee of China Nonferrous Engineering Co. Ltd. and the director of China ENFI Engineering Corporation from January 2019 to September 2019, and successively served as the deputy director and director of the Company's party-mass work department (Party Committee propaganda department, corporate culture department), deputy secretary of the Party Committee of the Headquarters, and vice chairman of the labour union from September 2019 to January 2022, the vice chairman of the Company's labour union, director of the office, director of the Party Committee office, director of the Board office (office of the board of supervisors), director of the party-mass work department (Party Committee propaganda department, corporate culture department), and deputy secretary of the Party Committee of the Headquarters from January 2022 to March 2022, and the vice chairman of the Company's labour union, director of the office, director of the Party Committee office, director of the Board office (office of the board of supervisors), and deputy secretary of the Party Committee of the Headquarters since March 2022.

Mr. Wang obtained a bachelor's degree in economics majoring in English (Foreign Trade) from the Faculty of Foreign Trade and Foreign Language of Nankai University and a master's degree in economics majoring in international trade from the School of International Economics and Trade of the University of International Business and Economics and is a senior idealistic mentor.