Manufacturing of auto parts and accessories; wholesale of auto parts; retail of auto parts; manufacturing of motorcycle parts; wholesale of motorcycles and spare parts; retail of motorcycles and spare parts; manufacturing of agricultural, forestry, animal husbandry and fishery machinery parts; sales of agricultural, forestry, animal husbandry and fishery machinery parts; processing of mechanical parts and components; general equipment manufacturing (excluding special equipment manufacturing); industrial design services; import and export of goods; import and export of technology; import and export agency.