Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; manufacturing of off-highway recreational vehicles and spare parts; manufacturing of trams; manufacturing of mopeds; bicycle manufacturing; sales of off-highway recreational vehicles and spare parts; wholesale of motorcycles and spare parts; sales of electric bicycles; sales of assistive bicycles, scooters and spare parts; seats for the disabled Car sales; Wholesale of auto parts and accessories; Sales of trams; Import and export of goods; Import and export of technology; Import and export agents; Sales of chemical products (excluding licensed chemical products); Sales of metal materials; Sales of building materials; Sales of rubber products; Wholesale of edible agricultural products; Sales of agricultural and sideline products; Sales of electronic products; Sales of knitted textiles and raw materials; Sales of daily necessities