Yanzhou Mining Energy Group Co., Ltd. is an international comprehensive energy company based on coal and coal chemical industry in China. The company operates mainly through five departments. The mining business unit is engaged in underground and open-pit coal mining, washing processing and sales and potash exploration. The intelligent logistics department provides railway transport services. Power and heating business departments provide electricity and related heating services. The equipment manufacturing department is engaged in the manufacture of integrated coal mining and mining equipment. The chemical products department is engaged in the production and sales of chemical products. The company's coal products mainly include thermal coal, injection coal (PCI), coking coal, suitable for electric power, metallurgy and chemical industries. The main markets of coal products include East China, North China, South China, Northwest China and other countries such as Japan, South Korea, Singapore and Australia. Coal chemical products mainly include methanol, ethylene glycol, acetic acid, ethyl acetate, crude liquid wax, etc., mainly sold to North China, East China, Northwest China and other regions.