General Projects: Mineral washing and processing, Coal washing, Sales of coal and its products, Ore dressing, Sales of non-metallic minerals and products, Geological exploration technical services, Research and development of high-efficiency energy-saving technologies in the mining industry, Metal ore sales, Mining machinery sales, Mineral resource reserve assessment services, Non-metallic waste and scrap processing, Import and export agent, Import and export of goods, Common non-ferrous metal smelting, Sales of high-performance non-ferrous metals and alloy materials, Non-ferrous metal rolling processing, Sales of metal wire ropes and their products,Earthwork construction。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Mining of non-coal mine mineral resources, Geological exploration of metal and non-metallic mineral resources, Exploration and development of deep seabed resources, Construction project construction。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.)