Manufacturing of daily-use sundries; manufacturing of railway locomotive and rolling stock parts; sales of railway locomotive and rolling stock parts; manufacturing of metal tools; manufacturing of hardware products; wholesale of hardware products; sales of metal tools; sales of straw and related products; manufacturing of straw and related products; sales of plastic products; manufacturing of plastic products; sales of daily necessities; sales of lighting fixtures; leasing of non-residential real estate; sales of sanitary insecticides; sales of lubricating oil; sales of valves and cocks; sales of chemical products (excluding licensed hazardous chemicals); sales of petroleum products (excluding hazardous chemicals); sales of coatings (excluding hazardous chemicals); sales of fire-fighting equipment; sales of metal products; sales of rubber products; sales of molds; sales of power distribution switchgear equipment; sales of special labor protection products; sales of building decoration materials; operation of wires and cables; sales of electrical equipment; sales of metal chains and other metal products; sales of packaging materials and products; sales of metal cutting and welding equipment; sales of labor protection products; sales of bearings; sales of mechanical and electrical equipment; sales of weighing apparatus; sales of office supplies; sales of hydraulic power machinery and components; sales of gas compression machinery; sales of batteries; sales of instruments; sales of pumps and vacuum equipment; sales of sealing fillers; sales of electrical equipment; sales of office equipment consumables; sales of material handling equipment; sales of power electronic components; sales of furniture; wholesale of sporting goods and equipment; sales of mechanical equipment; sales of household appliances; sales of electrical accessories; sales of communication equipment; wholesale of computer software, hardware and auxiliary equipment; wholesale of kitchen, bathroom and daily-use sundries; sales of refrigeration and air conditioning equipment; sales of metal wire ropes and their products; sales of daily-use chemical products; sales of metal packaging containers and materials; sales of daily-use glass products; sales of fans and blowers; sales of pneumatic and electric tools; information consulting services (excluding licensed information consulting services); sales of metal materials; sales of generators and generator sets; wholesale of cosmetics; retail of cosmetics; sales of mechanical parts and components; sales of electronic products; sales of capacitors and their supporting equipment; sales of specialized environmental protection equipment. Licensed items: food sales.