General Projects: Motor vehicle repair and maintenance; Sales of generators and generator sets; New energy prime mover equipment sales; Sales of new energy vehicle production and testing equipment; New energy vehicle sales; Sales of new energy vehicle battery replacement facilities; Pump and vacuum equipment sales; Motor Manufacturing; Sales of intelligent power transmission, distribution and control equipment; Special equipment repair; Auto parts and accessories manufacturing; Auto parts retail; Auto parts wholesale; Sales of agricultural, forestry, animal husbandry and fishery machinery parts; Railway locomotive and vehicle parts sales; Hardware product retail; Lubricant sales; Petroleum product sales( No hazardous chemicals); Metal material sales; Sales of special equipment for geological exploration; Wholesale of kitchenware, sanitary ware and daily necessities; Retail of kitchenware, sanitary ware and daily necessities; Import and export agent; transformer、 Rectifier and inductor manufacturing; Construction machinery sales; Machinery and equipment rental; Special equipment sales; electronic、 Mechanical equipment maintenance( Excluding special equipment); Power generation technology services; Cloud computing equipment technical services; Electronics sales; Agricultural machinery services; Generator and generator set manufacturing; Oil and gas technical services; Sales of special equipment for oil drilling; refined oil wholesale( No hazardous chemicals); General equipment repair; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair。( 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: Ship repair; Installation, modification and repair of special equipment。( 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.)