General project: Research and development of emerging energy technologies; Sales of new energy original equipment; Sales of mechanical and electrical equipment; Electrical equipment repair; Sales of electrical equipment; Sales of generators and generator sets; Sales of wind turbines and their components; General equipment repair; Instrument and meter repair; Sales of electrical instruments and meters; Sales of supply instruments and meters; Sales of intelligent instruments and meters; Electronic product sales; Sales of mechanical equipment; Mechanical equipment leasing; Installation services for ordinary mechanical equipment; Sales of gas compression machinery; Sales of hydraulic power machinery and components; Sales of specialized equipment for oil drilling and production; Sales of new energy vehicle battery swapping facilities; Sales of electric accessories for new energy vehicles; Sales of solar thermal power generation equipment; Sales of mechanical parts and components; Sales of building materials; Retail of hardware products; Sales of gears, gear reducers, and variable speed chemical products (excluding licensed chemical products); Information technology consulting services; Power generation technology services; Import and export of goods; Sales of daily necessities.

Licensed project: Road freight transportation (excluding dangerous goods).