Production of road motor vehicles; production of hazardous chemical packaging and containers; import and export of goods. General items: manufacturing of automobile parts and accessories; manufacturing of metal packaging containers and materials; manufacturing of narrow-gauge locomotives and vehicles; manufacturing of specialized machinery for tunnel construction; manufacturing of mining machinery; manufacturing of plastic products; manufacturing of containers; manufacturing of material handling equipment; manufacturing of construction engineering machinery; manufacturing of industrial robots; manufacturing of specialized equipment for oil drilling and extraction; manufacturing of hydraulic power machinery and components; manufacturing of domestic waste treatment equipment; manufacturing of sludge treatment equipment; manufacturing of generators and generator sets; manufacturing of mechanical and electrical equipment; manufacturing of specialized equipment (excluding licensed specialized equipment); sales of new automobiles; sales of new energy vehicles; sales of metal cutting and welding equipment; sales of industrial robots; sales of specialized machinery for tunnel construction; sales of metal packaging containers and materials; spray coating processing; electroplating processing; metal surface treatment and heat treatment processing; rental of non-residential real estate; leasing of mechanical equipment; motor vehicle repair and maintenance; installation and repair of industrial robots; repair of specialized equipment; sales of metal materials; sales of metal products; sales of mechanical equipment; wholesale of automobile parts; sales of mining machinery; technical services, development, consulting, exchange, transfer, and promotion; power generation technical services.