Licensed Projects: Construction project construction, Power transmission、 powered by、 Installation of receiving power facilities、 Maintenance and testing。( 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.) General Projects:Earthwork construction, Machinery and equipment sales, Machinery and equipment rental, electronic、 Mechanical equipment maintenance( Excluding special equipment), Mechanical and electrical equipment sales, Electrical equipment sales, Hardware wholesale, Hardware product retail, Sales of building decoration materials, electric wire、 Cable Operations, Electrical accessories sales, Metal tool sales, Power facility equipment sales, Instrument sales, Electronics sales, Sales of special equipment for environmental protection, Building materials sales, Sales of building waterproofing membrane products,Labor Services( Excluding labor dispatch), Engineering Management Services, Solar power generation technology services, General parts manufacturing, Electronic components and electromechanical assembly equipment manufacturing, Engineering and technical services( Planning Management、 Survey、 design、 Except supervision), Research and development of high-efficiency energy-saving technologies in the power industry, Municipal facilities management, Enterprise Management Consulting, Energy Performance Contracting, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Import and export of goods, Technology import and export, Import and export agent。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)