General projects: Technical service, technology development, technology consultation, technology exchange, technology transfer, technology promotion; Mechanical equipment research and development; General equipment manufacturing (excluding special equipment manufacturing); Machinery and equipment sales; Special equipment sales; General equipment repair; Sales of special equipment for environmental protection; Manufacture of special equipment for environmental protection; Agricultural machinery manufacturing; Agricultural machinery sales; Micro motor and component sales; Sales of power electronic components; Electrical equipment repair; Mechanical and electrical equipment sales; Micro motor and component manufacturing; Generator and generator set manufacturing; Motor manufacturing; Sales of generators and generator sets; Manufacturing of power electronic components; Software development; Internet sales (except sales of goods that require a license); Intellectual property services (except patent agency services); Internet of Things technology research and development; Information consulting services (excluding licensed information consulting services); Import and export agent; 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)