Drug production; Food production and operation; Manufacturing and sales of medical devices.

R&D and sales of graphene and graphene-related products, lubricant manufacturing, graphite and carbon products manufacturing, mineral oil manufacturing with formulated additives (excluding dangerous chemicals, flammable, expl

Biological science and technology research and promotion. Production and sales: corn intensive processing products (including food additives, feed additives, raw materials), corn starch and by-products, corn processed products, single feed, potassium sulfate and its series products, ammonium sulfate; for liquefied ammonia, caustic soda and its by-products Investment in production projects; grain purchase and processing, grain storage and transportation; fertilizer distribution, corn sales, non-potable hot water sales, import and export of goods permitted by the state.

It mainly focuses on the design, development and sales of convenient and safe gadgets around the kitchen, tableware for infants and young children, utensils for the elderly, and silicone rubber tableware.

Mining, marketing, processing and comprehensive utilization of coal;R & D, production and sales of coal chemical products, chemical fertilizers and fine chemical products;Electricity production and supply;Coal railway transport (self-operated railway only);Mechanical processing;Manufacture and repair of special equipment, instruments and accessories for coal mines;Scientific research and design of coal, chemical industry and coal machinery;Coalfield geological exploration;Consulting services;Deep processing of coal and associated minerals;Mining engineering and industrial and civil buildings;Mechanical and electrical equipment installation;Mine (building) engineering design;Project supervision;Building materials sales;Manufacture and sale of gas products;Fire engineering, road transportation;Material storage;High-tech industry;Agroforestry.Acting as self-agent for import and export of all kinds of commodities and technologies, except the commodities and technologies restricted by the s

Wormwood planting, wormwood product processing, product sales and the purchase of wormwood grassland materials.

Large-volume injections, small-volume injections, oral liquids, oral solutions, tinctures, syrups, mixtures (including traditional Chinese medicine extraction); manufacturing of raw materials for Chinese medicinal materials; food production and operation (except for items prohibited or restricted by the state); cultivation of Chinese medicinal materials (not Planting of original medicinal plants containing narcotic drugs), purchase and sale, and primary processing.

The production, wholesale and retail of bear bile powder, bear bile wine and its biochemical products using bear bile as raw materials, products using deer products as raw materials, and wine (mixed wine).

Exploration, exploitation, production and construction, processing, transportation, marketing and comprehensive utilization of petroleum and natural gas, oil and gas intergrowth or mineral deposits drilled;The development, production and sales of petrochemical products (only for the production license of hazardous chemicals industry, and the business scope shall be verified according to the content of the license after obtaining the license) and new energy products (except special control);Manufacturing and processing of petroleum special machinery, accessories and auxiliaries (except dangerous goods);Geological exploration, development, processing, transportation, sales and comprehensive utilization of mineral resources such as coal, fluorite, salt, silicon, pyrite and associated minerals (only for the subsidiary to operate within the validity period with the license);R & D, production and sales of coal chemical products;Development and utilization of coalbed methane;Development and c

Pharmaceutical production; food production and operation; sales of medical equipment.

General items: technical service, technology development, technology consultation, technology exchange, technology transfer, technology promotion;Import and export of goods;Sales of chemical products (excluding licensed chemical products);Food business (selling prepackaged food);Hardware products retail;Building materials sales;Metal material sales;Mechanical equipment sales;Power electronic components sales;Electrical mechanical equipment sales;Electrical equipment sales;Sales of micro-special motors and components;Electronic special equipment sales;Edible agricultural products retail;Daily necessities sales;Auto parts retail;Railway locomotive and vehicle parts sales;Railway transportation equipment sales;Railway transportation infrastructure equipment sales;Railway special measurement or inspection equipment sales;Clothing and apparel retail;Shoes and hats retail;Computer hardware and software and auxiliary equipment retail;Needle textile sales;Retail of arts and crafts and collecti