General Projects: Information system operation and maintenance services, Industrial control computers and systems sales, Import and export of goods, Technology import and export, Import and export agent, Computer system services, Network Technology Services, Information technology consulting services, Data processing services, Safety technology prevention system design and construction services, Engineering and technical services( Planning Management、 Survey、 design、 Except supervision),Artificial intelligence basic resources and technology platform, General cargo warehousing services( Does not contain hazardous chemicals or other items that require licensing and approval), Retail of computer software, hardware and auxiliary equipment, Instrument sales,Office equipment sales, Metal forming machine tool sales, Sales of special electronic equipment, Sales of experimental analysis instruments, Pump and vacuum equipment sales, Specialty chemical product sales( No hazardous chemicals), Sales of machine tool functional parts and accessories, Special equipment repair, General equipment repair, Rental Services( No licensed rental services), Instrument repair, Electrical equipment repair, Industrial robot installation、 repair, electronic、 Mechanical equipment maintenance( Excluding special equipment), Environmental consulting services, General mechanical equipment installation services, Metal surface treatment and heat treatment processing, Mechanical equipment research and development, Machinery and equipment sales, Special equipment sales, Sales of special equipment for environmental protection, Hardware wholesale, Special equipment manufacturing( Excluding licensed professional equipment manufacturing), Total mass4.5 Road freight transport by ordinary freight vehicles of 2,000 tons or less( Except online freight and dangerous goods)( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)