General Projects: Electrical equipment sales, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Wind power technology services,Sales of electrical instruments and meters, Machinery and equipment sales, Sales of industrial automatic control systems, Network equipment sales, Wholesale of computer hardware, software and auxiliary equipment, Information technology consulting services, Information system integration services, Cloud computing equipment sales, Refrigeration、 Air conditioning equipment sales, Mechanical equipment research and development, Sales of photovoltaic equipment and components, Solar power generation technology services, Software Sales, Software Development, Software outsourcing services, Sales of labor protection products,Office equipment sales, Office equipment rental services, Machinery and equipment rental, Office supplies sales, Stationery wholesale, Rental Services( No licensed rental services),Labor Services( Excluding labor dispatch), Sales of building decoration materials, Building materials sales, Environmental consulting services, Engineering cost consulting business。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Construction project construction( Except for nuclear power plant construction and operation、 Civil airport construction), Electrical installation services, Construction labor subcontracting。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.)