General Projects: Mechanical parts、 Parts processing, Mining machinery manufacturing, Electronic components and electromechanical assembly equipment manufacturing, Mechanical and electrical equipment manufacturing, General mechanical equipment installation services, Mechanical parts、 Parts Sales, Sales of pneumatic power machinery and components, Gas compression machinery sales, General equipment manufacturing( Excluding special equipment manufacturing), Mining machinery sales, Mechanical and electrical equipment sales, Sales of hydraulic power machinery and components, Machinery and equipment rental, Construction machinery and equipment rental, electronic、 Mechanical equipment maintenance( Excluding special equipment), Production of labor protection products, Metal product sales,Office equipment sales, Firefighting equipment sales, Electronic components wholesale, Sales of liquid and gas sealing components and systems, Smart warehousing equipment sales, Pump and vacuum equipment sales, Internet equipment sales, gas、 Liquid separation and purification equipment sales, Fastener sales, Seal sales, Sales of metal chains and other metal products, Metal structure manufacturing, Metal structure sales, Weighing equipment sales, Sales of special electronic equipment,Sales of textile special equipment, Electrical equipment sales, Electrical equipment repair, General equipment repair, Import and export of goods, Rubber product manufacturing, electric wire、 Cable Operations, Hardware product retail,Chemical product sales( Does not contain permitted chemical products), Crop seed business( Only packaged seeds that are no longer repacked)。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)