Licensed Projects: Class III medical equipment leasing; Class III medical device operation。( 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.) General Projects: Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion; Commercial complex management services;Supply Chain Management Services; Car Sales; Import and export of goods; Technology import and export; Lubricant sales; Motor vehicle repair and maintenance; Car decoration products sales; Used car brokerage; Motor vehicle appraisal and assessment; Auto parts retail; Auto parts wholesale; New energy vehicle sales; Tram sales; Centralized fast charging stations; Motorcycle and spare parts retail; Motor vehicle charging sales; Tire sales; Metal material sales; Business agency services; Enterprise Management Consulting; Electronic components retail; Electronic components wholesale; Mechanical and electrical equipment sales; Lighting fixture sales; Sales of special equipment for lighting fixture production; Information consulting services( No licensing information consulting services); Sales of packaging materials and products; Daily necessities sales; Second-hand daily necessities sales; Garage Sale; Daily household appliances retail; Home appliance parts sales; Home appliance sales; Sales of labor protection products; Organize cultural and artistic exchange activities; Automobile wheel manufacturing; Automobile decoration products manufacturing; Small and micro passenger car rental services; Auto parts and accessories manufacturing; Auto parts remanufacturing; Auto parts research and development; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Mechanical parts、 Parts Sales; Mining machinery sales; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; Agricultural machinery sales;Agricultural machinery manufacturing; Machinery and equipment sales; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair; Agriculture、 Forest、 Mu、 vice、 Sales of specialized fishing machinery; Agricultural, forestry, animal husbandry and fishery machinery parts manufacturing; Special equipment manufacturing( Excluding licensed professional equipment manufacturing); Sales of intelligent agricultural machinery and equipment; Food sales( Only pre-packaged foods are sold); Food Internet Sales( Only pre-packaged foods are sold); Sales of coal and its products; Sales of Class II medical devices; Second category medical equipment leasing; Import and export agent; Timber sales; Domestic trade agent; Sales of gold and silver products; General mechanical equipment installation services; Machinery and equipment rental; Petroleum product sales( No hazardous chemicals); Stationery retail; Stationery wholesale; Hardware product retail; Hardware wholesale;Chemical product sales( Does not contain permitted chemical products); Sales of metallurgical equipment; Metallurgical special equipment manufacturing; Manufacturing of special packaging equipment; Electronic special equipment manufacturing; Mining machinery manufacturing; Special equipment repair; Metal product repair; Mechanical equipment research and development; Motor Manufacturing; Generator and generator set manufacturing; Sales of generators and generator sets; Electrical equipment repair; Electrical equipment sales; Mechanical and electrical equipment manufacturing; Instrument sales; Instrument repair;Earthwork construction; Construction machinery manufacturing; Construction machinery sales; Building materials sales; Engineering and technical research and experimental development; Information technology consulting services;Labor Services( Excluding labor dispatch); Tire manufacturing; Sales of special packaging equipment; Sales of special equipment for agricultural and sideline food processing; Consulting and planning services; Certification Consulting; Trade Brokerage; Offshore trading operations; Domestic container freight forwarding; Domestic freight forwarding; International freight forwarding; Sales Agent。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)