General Projects: Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; Resource recycling technology research and development; Semiconductor device special equipment manufacturing; Sales of special equipment for semiconductor devices; Photovoltaic equipment and components manufacturing; Sales of photovoltaic equipment and components; Solar thermal equipment sales; Photovoltaic power generation equipment leasing; Sales of non-electrical household appliances; Non-electrical household appliance manufacturing; New energy prime mover equipment sales; Electrical equipment repair; Solar power generation technology services; Battery Sales; Sales of solar thermal power generation equipment; Home appliance sales; Home appliance installation services; Energy storage technology services; Sales of electronic components and electromechanical components; Communications equipment repair; Communications equipment sales; Electronics sales; Wholesale of computer hardware, software and auxiliary equipment; Office equipment supplies sales;Office equipment sales; Software Sales; Instrument repair; Instrument Manufacturing; Instrument sales; Sales of integrated circuit chips and products; Integrated circuit sales; Sales of power electronic components; Electronic components wholesale; Electrical equipment sales; Machinery and equipment sales;Sales of electrical instruments and meters; Electrical equipment sales; Integrated circuit chip and product manufacturing; Optoelectronic device sales; integrated circuit design; Refrigeration、 Air conditioning equipment sales; Auto parts wholesale; Sales of metal chains and other metal products; electric wire、 Cable Operations; Hardware wholesale; Metal product sales; Deep-sea oil drilling equipment sales; Sales of steel bars for construction; Synthetic material sales; Sales of surface functional materials; Daily necessities sales; Sales of needlework textiles; Professional cleaning、 Cleaning、 Disinfection services; Security system monitoring services; Special equipment repair; Internet equipment sales; Sales of special equipment for oil drilling; Petroleum product sales( No hazardous chemicals); Metal processing machinery manufacturing;Household appliance repair; General equipment repair; Sales of special equipment for plastic processing; Medical mask retail; Sales of industrial textile products; Plastic product manufacturing; Plastic product sales; Wholesale of kitchenware, sanitary ware and daily necessities; Software Development; Metal material sales; Sales of new metal functional materials; Non-ferrous metal alloy sales; Engineering Management Services; Building materials sales; Sales of building decoration materials; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair; Gas compression machinery manufacturing; Gas compression machinery sales; Electromechanical coupling system development; Hardware product retail; Sales of wind turbines and parts; Onshore wind turbine sales; Sales of generators and generator sets; Technology import and export; Import and export of goods; Import and export agent; Power electronic components manufacturing; Sales of intelligent power transmission, distribution and control equipment; Battery spare parts sales; Auto parts retail; Charging pile sales; Motor vehicle charging sales; Charging control equipment rental; Centralized fast charging stations; Electric vehicle charging infrastructure operations; New energy prime mover equipment manufacturing; Mechanical and electrical equipment sales; Sales of distribution switch control equipment; Fastener sales; Metal structure sales; Sales of new energy vehicle electrical accessories; Sales of special electronic materials; Sales of offshore wind power related equipment; Sales of new energy vehicle battery replacement facilities; Electronic components retail; Sales of graphite and carbon products; Insulation material sales。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license) Licensed Projects: Power generation business、 Power transmission business、 for( match) Electricity business。( 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.)