Zhengzhou Coal Mining Machinery Group Company Limited 鄭 州 煤 礦 機 械 集 團股 份 有 限 公司 Annual Report 2022 年報 Corporate Profile 公司簡介 Zhengzhou Coal Mining Machinery Group Company Limited (the “Company” or “ZMJ”) was incorporated in the People’s Republic of China (the “PRC”) on 28 December 2008 as a joint stock company with limited liability. The Company’s A shares were listed on the Shanghai Stock Exchange on 3 August 2010. The Company’s H shares were listed on The Stock Exchange of Hong Kong Limited (the “Stock Ex ...