Echnical service, technology development, technology consultation, technology exchange, technology transfer, technology dissemination; Data processing and storage support services; Information technology consulting services; Software development; Instrument manufacturing; Other general instrument manufacturing; Electronic measuring instrument manufacturing; Instrument sales; General equipment manufacturing (excluding special equipment manufacturing); The second category of medical device sales; Artificial intelligence general application system; Optical communication equipment manufacturing; Network equipment manufacturing; Artificial intelligence basic resources and technology platform; Intelligent instrument manufacturing; Information system operation and maintenance services; Research and development of emerging energy technologies; New energy power equipment sales; Recycling and cascade utilization of used power batteries for new energy vehicles (excluding hazardous waste management); New energy dynamic equipment manufacturing; Electronic components manufacturing; Electronic components retail; Electronic components wholesale; Electronic special equipment manufacturing; Electronic special equipment sales; Electrical equipment manufacturing; Electrical equipment sales; Industrial automatic control system device sales; Mechanical and electrical equipment manufacturing; Mechanical and electrical equipment sales; Motor manufacturing; Hydraulic power machinery and components manufacturing; Hydraulic power machinery and components sales; Pneumatic power machinery and components manufacturing; Sales of pneumatic power machinery and components; Hardware product manufacturing; Hardware products wholesale; Hardware products retail; Building materials sales; Sales of photovoltaic equipment and components; Sales of special labor protection products; Wire and cable management; Machine parts, parts processing; Manufacturing of metal chains and other metal products; Sales of metal chains and other metal products; Manufacture of rubber products; Rubber products sales; Paper product manufacturing; Paper products sales; Lubricating oil processing and manufacturing (without hazardous chemicals); Manufacturing of basic chemical raw materials (excluding the manufacture of licensed chemicals such as hazardous chemicals); Sales of labor protection products; Packaging materials and products sales; Manufacturing of medical packaging materials; Agricultural machinery services; Agricultural machinery sales; Computer hardware, software and peripheral equipment manufacturing; Wholesale of computer hardware, software and auxiliary equipment; Retail of computer hardware, software and auxiliary equipment; Computer and office equipment maintenance; Installation and maintenance of specialized machinery for agriculture, forestry, animal husbandry and secondary fishery; Industrial robot installation and maintenance; General mechanical equipment installation services; Furniture installation and repair services; Electronic and mechanical equipment maintenance (excluding special equipment); Machinery and equipment leasing; Construction machinery and equipment leasing; Computer and communication equipment rental; Sales of electronic products; Wholesale of sporting goods and equipment; Electronic components and electromechanical components equipment manufacturing; Manufacturing of power electronic components; Manufacture of special equipment for environmental protection; Manufacture of special machinery for building materials production; Distribution switch control equipment manufacturing; Distribution switch control equipment sales; Network and information security software development; Internet sales (except sales of goods that require a license); Import and export of goods; Technology import and export. (Except for projects subject to approval according to law, independently carry out business activities according to law with business licenses)