New energy vehicle sales; Auto parts research and development; Auto parts and accessories manufacturing; Off-highway recreational vehicles and spare parts manufacturing; Off-highway recreational vehicles and spare parts sales; Electric car manufacturing; Tram sales; Car sales; Sales of electric accessories for new energy vehicles; Sales of new energy vehicle production and testing equipment; Motorcycle and parts research and development; Motorcycle parts manufacturing; Motorcycle and spare parts wholesale; Motorcycle and spare parts retail; Electric bicycle sales; Moped manufacturing; Sales of powered bicycles, scooters and spare parts;