Property management; metal cutting and processing services; non-ferrous metal casting; mechanical parts and parts processing; retail of motorcycles and spare parts; manufacturing of motorcycle parts and accessories; manufacturing of auto parts and accessories; retail of auto parts and accessories; design, manufacturing and sales: special motor vehicles in the field (factory), battery sightseeing vehicles, trucks (pallet trucks), off-highway battery vehicles and parts; sales: mechanical and electrical products (excluding cars); import and export of goods; house leasing; collection and payment of utility bills; industrial vehicle maintenance services; network information technology services.