General Projects: Internet sales( Except for the sale of goods that require a license), Sales of electronic components and electromechanical components, Sales of power electronic components, Mechanical and electrical equipment sales, Electronic components wholesale, Electronic components retail, Machinery and equipment sales, Sales of micro motors and components, Electrical equipment sales, Electrical equipment repair, General equipment repair, electronic、 Mechanical equipment maintenance( Excluding special equipment), General mechanical equipment installation services, Special equipment repair, Hardware wholesale, Hardware product retail, electric wire、 Cable Operations, Rubber product sales, Building materials sales, Refractory sales, Paint sales( No hazardous chemicals), Railway locomotive and vehicle parts sales, Insulation material sales, Lighting fixture sales, Valves and plugs sales, Metal product sales, Pneumatic and electric tool sales, Sales of special equipment for environmental protection, Sanitary ware sales, Firefighting equipment sales, Instrument sales, Sales of labor protection products, Sales of packaging materials and products, Communications equipment sales, Office supplies sales, Plastic product sales, Sales of agricultural and sideline products, Wholesale of computer hardware, software and auxiliary equipment, Computer system services, Intelligent control system integration, Information system integration services, Security system monitoring services, Safety technology prevention system design and construction services, Parking service, New material technology research and development, Engineering and technical research and experimental development, mold manufacturing, mold sales, Plastic product manufacturing, Metal structure manufacturing, Metal daily necessities manufacturing, Import and export of goods。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)