Sales of mechanical and electrical equipment; sales of mechanical parts and components; wholesale of automobile spare parts; retail of automobile spare parts; wholesale of motorcycles and spare parts (only for motorcycle spare parts); retail of motorcycles and spare parts (only for motorcycle spare parts) ); mold sales; sales of bearings, gears and transmission components; sales of rubber products; sales of seals; sales of electrical equipment; automobile sales; import and export of goods; import and export of technology; domestic trade agency.