Licensed Projects: Import and export of goods, Technology import and export, Import and export agent, Food import and export( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business items are subject to the approval results.) General Projects: Sales of special equipment for oil drilling, Electrical equipment sales, Electrical accessories sales, Machinery and equipment sales, Communications equipment sales, Electronics sales, Instrument sales, Hardware wholesale, Mechanical parts、 Parts Sales, Insulation material sales, Anti-corrosion material sales, Sales of special equipment for environmental protection, Fiber Optic Sales, Optical cable sales, Building materials sales, Sales of photovoltaic equipment and components, Pump and vacuum equipment sales,Chemical product sales( Does not contain permitted chemical products), Rubber product sales, Sales of ecological and environmental materials, Specialty chemical product sales( No hazardous chemicals), Sales of labor protection products,Office equipment sales, Office supplies sales, Daily sundry goods sales, Clothing and accessories wholesale, Shoes and hats wholesale, Plastic product sales, Petroleum product sales( No hazardous chemicals), Paint sales( No hazardous chemicals), Construction machinery sales, Metal tool sales, Sales of agricultural and sideline products, Machinery and equipment rental, Construction machinery and equipment rental, Oil and gas technical services, Environmental consulting services, Resource recycling service technical consultation, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Synthetic material sales, Non-ferrous metal alloy sales, Technical glass sales, Sales of non-metallic minerals and products( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)