General Projects: Information system operation and maintenance services, General mechanical equipment installation services, Special equipment repair, electronic、 Mechanical equipment maintenance( Excluding special equipment), Electrical equipment repair, General equipment repair, Metal product repair, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Machinery and equipment rental,Computer and communication equipment rental, Rental Services( No licensed rental services), Software Development, Software Sales, Sales of integrated circuit chips and products, Glass instrument sales, Optical glass sales, Technical glass sales, Sales of metal chains and other metal products, Metal tool sales, Sales of metal wire ropes and their products, Machinery and equipment sales, Sales of generators and generator sets, Mechanical and electrical equipment sales, Electrical equipment sales, Optical instrument sales, Terminal metering equipment sales, Semiconductor discrete device sales, Semiconductor lighting device sales, Sales of special equipment for semiconductor devices, Communications equipment sales, Electronics sales, Wholesale of computer hardware, software and auxiliary equipment, Import and export of goods, Technology import and export, Sales Agent, Import and export agent, Enterprise Management Consulting, Information consulting services( No licensing information consulting services)。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)