Hardware product manufacturing; Hardware product wholesale; Hardware product retail; Auto parts and accessories manufacturing; Auto parts wholesale; Auto parts and accessories retail; Motorcycle spare parts manufacturing; Motorcycle and spare parts wholesale; Motorcycle and spare parts retail; General equipment manufacturing (excluding special equipment manufacturing); Mechanical equipment sales; Furniture manufacturing; Furniture spare parts production; Furniture spare parts sales; Household appliance manufacturing; Household appliance sales; Sales of household appliances spare parts; manufacturing of clothing accessories; wholesale of clothing and apparel; production of labor protection products; sales of labor protection products; manufacturing of toys; sales of toys; manufacturing of leather products; sales of leather products; sales of needle textiles and raw materials; metal surface treatment and heat treatment processing; spray coating processing; production of first-class medical devices; sales of first-class medical devices; trade brokerage; import and export agents; import and export of goods; import and export of technology.