Wholesale of auto parts; Automobile sales Sales of complete new energy vehicles; Sales of automotive decoration products; Tire sales Leasing of mechanical equipment; Sales of machinery for construction projects; Sales of mechanical parts and components; Leasing services (excluding licensed leasing services); Sales of mechanical and electrical equipment; Sales of mechanical equipment; Sales of electric bicycles Retail of motorcycles and spare parts; Sales of special equipment Retail of hardware products Sales of power electronic components; Sales of metal products Sales of metal materials Sales of daily necessities Sales of plastic products Sales of bearings, gears and transmission components; Sales of special equipment for environmental protection; Retail of electronic components Sales of rubber products Conference and exhibition services; Sales of fire-fighting equipment Information consulting service