ZCZL Industrial Technology Group. 

ZMJ Group Company Limited, together with its subsidiaries, manufactures and sells coal mining and excavating equipment for coal mining industry in the People's Republic of China, Germany, and internationally. It operates through Manufacture of Coal Mining Machinery and Manufacture of Auto Parts segments. The company offers intelligent working face, filling support, carving support, shield support, support shield support, roadway support, scraper machines, and shearer equipment products. It also provides automotive parts, including boost recuperation machines, generators, and starter motors. In addition, the company is involved in the manufacture of hydraulic products; trading of raw materials and products; hotel management and construction services; aftermarket service of mining machinery; sale and purchase of mining machineries and auto parts and components; commercial factoring; provision of technology services; investment activities; software and IT service businesses; and sale of molding and metal materials. The company was formerly known as Zhengzhou Coal Mining Machinery Group Company Limited and changed its name to ZMJ Group Company Limited in July 2025. The company was founded in 1958 and is headquartered in Zhengzhou, the People's Republic of China.