State Grid Economic and Technological Research Institute Co., Ltd., established on 2002-08-19, Business scope includes certification services;National Macroeconomic and Policy Research;Energy and power development strategic planning and system,Energy Prices and Finance,Accounting Policy Research and Consulting;Power Supply and Demand Analysis and Forecast,demand side management,Energy saving and environmental protection technology and policy research;Corporate Strategy,Management Research and Consulting;Grid planning and pre-project research and consulting;Power grid engineering survey,design,Supervision and General Contracting;Grid planning,Project feasibility study,Preliminary design review and post-evaluation;Grid project cost,Quota and planning design standards,normative research;Information consulting and information system development;translation service;Energy and power related software development;Development and domestic and foreign investment,finance,Cooperation and consultation with consulting and other institutions;Start international consulting and design business;publishing<power construction>periodicals(Published only by the editorial department of the company's in-house journals,Valid until2023year12moon31day);use<power construction>Journal Post Advertisement;Self-owned house leasing and property management;Research on Electric Power Economics and Technology;business management.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Certification services and items subject to legal approval,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Global Energy Interconnection Research Institute is a Chinese company ultimately controlled by the Government of China. The firm operates as an research institute.

State Grid Zhejiang Electric Power Co., Ltd. Electric Power Research Institute, established on 1990-05-15, Business scope includes services:generate electricity,power transmission,substation,power distribution,smart grid,energy saving,Environmentally friendly technical services,technology research,Technical Design,technology development,technical consulting,Power Information System Integration,software development,to run,maintain,Power technology training service,Power Metering Technical Services;Sales of power information system integration products.

SGCC was founded on Dec. 29th, 2002 as a pilot state-owned corporation by the State Council. As a backbone state-owned enterprise that may affect national energy safety and economic lifelines, SGCC's core business is to build and operate power grids and provides secure and reliable power supply for the development of the society. With a registered capital of RMB 200 billion yuan and service area covering 26 provinces,autonomous regions and municipalities directly under the jurisdiction of the Central Government which equals to 88% of the national territory. SGCC carries out the president responsibility system. The president is the legal corporate representative of SGCC. By the end of 2005, SGCC accumulated a total asset of RMB1176.7 billion yuan with a debt-asset ratio of 61.96%, and possessed 195,899 km of 220kV and above transmission lines with a transforming capacity up to 616.64 GVA. SGCC has 1.502 million employees and serves 128 million customers. In 2005, SGCC sold electric power up to 1464.6 TWh and achieved an operation income of RMB 721.4 billion yuan with a net profit of RMB14.4 billion yuan profit & tax of RMB 60.4 billion yuan. SGCC was ranked the 40th in the Fortune Global 500 in 2005.

Shanghai Electric Power Design Institute Co. Ltd. is a company headquartered in Shanghai, China and ultimately controlled by the Government of China, that provides technology-based energy engineering consulting, design and general contracting services. The firm was founded in 1988.

Electric Power Research Institute of Yunnan Power Grid Co., Ltd., established on 2005-12-05, Business scope includes commissioning of electrical engineering,detection,Laboratory analysis and performance test;Power new technology product development,Production,Sales;information Technology,Information system development,transfer,training;Power Technology Consulting Services.

State Grid Chongqing Electric Power Company, established on 1997-06-03, Business scope includes licensed projects:Inspection and testing service(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)General project:State-owned asset management,Investment in electric power projects,Power Engineering Design,construction,to build,supervision,contract.electricity,heat production,buy and sell,Power grid operation and management,Purchase and sale of electrical equipment and materials,Material supply and marketing industry,Technology development and technical consultation in the electric power industry,real estate development(Practicing with a qualification certificate).Power Technology Consulting,training,Integrated Energy Technology Services,Installation and operation management of new energy vehicle charging and swapping facilities,Internet information service,Computer Technology Services,Metering service,Research and development of online energy measurement technology,Information Technology Consulting Services,Internet of Things Technology Services,software development(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

China Southern Power Grid Research Institute Co., Ltd., established on 2010-11-05, The scope of business includes carrying out scientific research on power grids,technology development,Product development,Equipment manufacturing and sales,technology transfer,technical supervision,Technical Training,technical consulting,Technical services and other businesses;Carry out project review,Power engineering commissioning,System integration and other services;invest,Operating industries related to power grid core technologies and new power grid technologies;Power transmission and transformation engineering equipment supervision,engineering design,project consultancy,engineering construction;Develop information systems,System operation and maintenance and software sales business;electric equipment,Inspection and testing of electrical equipment;Computer Network Technology Services;<China Southern Power Grid Technology>journal editor,publishing,issued;design,make,acting,Publish various advertisements at home and abroad;goods,Technology Import and Export(law,Except for items prohibited by administrative regulations;law,Projects restricted by administrative regulations must obtain a license before they can operate).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Southern Power Grid Co., Ltd. EHV Power Transmission Co. is a Chinese private company that engages in construction and management of power transmission, transformation and distribution of electricity power networks.

China Energy Construction Group Guangdong Electric Power Design and Research Institute Co., Ltd., established on 2001-11-08, Business scope includes engineering survey,engineering design,project consultancy,EPC;Preparation of water and soil conservation plan,surveying and mapping,Geological disaster control engineering design,Geological disaster control engineering survey,Geological Hazard Risk Assessment,Special Equipment Design,Computer Information System Security Engineering,Construction project water resource demonstration,Engineering cost consultation,Engineering bidding agency,Foreign contracted projects(Including contracting overseas power projects and domestic international bidding projects;Equipment required for the above overseas projects,Material export);Investment,Management and Consulting(Excluding securities and futures);Technology Development in Engineering Technology and Planning Management,technology transfer;Sales:building materials,Equipment,Green facilities,electric equipment;houses,shop,Equipment Leasing;<Southern Energy Construction>journal editor,publishing,issued;design,make,acting,Publish various advertisements at home and abroad;Energy Technology Research;Import and export,Technology Import and Export;Electricity sales business;Application software development,Information processing and storage support services;water production and supply;Ecological Protection and Environmental Governance;public facility management;Engineering inspection;engineering test;Engineering monitoring.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Henan Electric Power Company Economic and Technological Research Institute, established on 2012-07-20, Business scope includes power technical services,technical consulting.

State Grid Liaoning Electric Power Co., Ltd. Economic and Technological Research Institute, established on 2010-05-27, Business scope includes licensed business items:No general operating items:Power system planning preparation and review;Power Engineering Design;Smart Grid Research;Power Grid Technical Consulting;Power grid construction project review and post-evaluation;Project cost audit management;Grid Project Engineering Supervision;Power grid construction project management.(law,Except for projects that are prohibited by regulations and should be approved but have not been approved)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

China Southern Power Grid Company Limited (CSG; Chinese: 中国南方电网; pinyin: Zhōngguó Nánfāng Diànwǎng) is one of the two state-owned enterprises established in 2002 according to the precept to reform the power system promulgated by the State Council of the People's Republic of China, the other being State Grid Corporation of China. It takes charges of participating in the investment, construction and management of power transmission, transformation and distribution covering China's five southern provinces of Guangdong, Guangxi, Yunnan, Guizhou and Hainan, while power generation is done by other five "power generation groups". The company is headquartered in Guangzhou.

Nujiang Power Supply Bureau of Yunnan Power Grid Co., Ltd., established on 2005-09-15, Business scope includes electricity production,supply;Grid operation;Power Engineering,Power Communication Equipment Design,Install,supervision,contract,contract;Technical Advisory Services;electric equipment,Power communication equipment,Power Line Equipment,processing,Sales;Export of electricity produced by the enterprise;Electricity import.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Liaoning Province Transmission and Transformation Engineering Co., Ltd., established on 1980-12-27, Business scope includes licensed projects:Various construction activities,Power facility installation,undertook,Take the test,Inspection and testing service,Construction labor subcontracting,construction professional work,Construction of fire protection facilities,Construction engineering design,Fire technical service,Technology Import and Export,Import and export,generate electricity,power transmission,Power supply business,road freight transport(Does not contain dangerous goods)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:Fabrication of Metal Structures,Non-residential real estate leases,Land use right lease,Engineering Management Services,Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,Earthwork construction,Information system operation and maintenance services,Machinery and Equipment Leasing,Construction machinery and equipment rental(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

State Grid Hubei Electric Power Co., Ltd. Electric Power Research Institute, established on 2010-04-30, Business scope includes electric power and related technology research,Consulting and Services;Comprehensive power service,power test,Power detection,power calibration.

Guangdong Power Grid Co., Ltd. Foshan Power Supply Bureau, established on 2002-04-03, Business scope includes power grid operation and management,Power Plant Operation and Management;Power purchase and sale,Power Grid and Trading Services,Power engineering construction;Operating the power information industry;Sales:electric equipment,Electrical equipment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jiangsu Electric Power Co. is a state-owned electric company that is mainly engaged in the constructions, management, sales & maintenance of pwer grids. The company also handles the construction, building, research, management & power-related design of electric companies within Jiangsu Province. The company was founded in December, 1988 and is headquartered in Jiangsu, CN.

Zhejiang Electric Power Co., Ltd. is a wholly state-owned electric corporation in China. It is responsible for the construction, operation and management of state power grid operators. It also supplies electricity & related services. The company is headquartered in Zhejiang, China.

State Grid Zhejiang Electric Power Co., Ltd. Taishun County Power Supply Company, established on 2013-12-30, Business scope includes power supply(The operating permit).Electric equipment sales.