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.

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)

State Grid Fujian Electric Power Co., Ltd. Electric Power Research Institute, established on 2010-06-02, Business scope includes electric power scientific research;Power Technology Development,Serve,Information Consulting;Power technology business training;Power meter verification,Calibration and Testing(without repair);customer service:;Test electrical facilities(level one)(Valid until2018year05moon14day).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Sichuan Electric Power Company Electric Power Research Institute, established on 2016-07-28, Business scope includes(The following scope does not include pre-licensed items,Post-licensing projects operate on the basis of licenses or approval documents)Undertake(build,try)power facilities,Environmental monitoring,Technology intermediary service,Professional technical service industry(detection,test,test,identification,Metering service),Technical extension services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Fujian Electric Power Co., Ltd., established on 1994-03-20, The scope of business includes the wholesale sale of electricity and electricity in the administrative regions of Fujian Province,direct supply;Electrical facilities repair,try(Limited to branch operations);Grid planning,invest,construction management,Operation management and operation maintenance;Electricity production,Power grid dispatching and management;Electric Energy Trading Service;Electric Power Science Research;Power Technology Development,Serve,Information Consulting;Occupational Skills Appraisal in Electric Power Industry;electrical energy,Power meter verification,Calibration and Testing(without repair);Sales of industrial production materials(Passenger cars with less than nine seats are not included);Electric energy metering and electricity collection device construction,to run,Technical supervision management and technical consultation and service;Power Engineering Design,Power engineering cost consultation,Research on Design Standards and Construction Quotas of Electric Power Engineering,customer service,electric car charger(Change)Electric facilities construction and operation;Power technology,Ecotechnology,Energy saving technology,Technology development in the field of energy technology,technology transfer,technical consulting,Technical Services;Engaged in contract energy management services,Industrial Energy Saving Services,Comprehensive energy services such as electric power energy-saving services;Construction of electric power information communication,to run,maintain(Limited to branch operations).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Beijing Electric Power Co. is a private company headquartered in China. The firm provides power grid services.

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.

State Grid Hunan Electric Power Co. (doing business as Stat Grid Hunan Electric Power Co. Shimen County Power Supply) is a Chinese company located in Changde and ultimately controlled by the Government of China that provides electric services.

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.

Mitsubishi Electric Research Laboratories, Inc., part of Mitsubishi Electric Corp., is a company headquartered in Cambridge, MA, that provides computer research and development. Richard C. Waters is currently the CEO of the firm.\nThe company says this about itself: Mitsubishi Electric Research Laboratories Inc. is the North American arm of the corporate research and development organization of Mitsubishi Electric Corporation. More than 60 PhDs pursue application-motivated research and advanced development in a wide range of areas, including electronics and communications, multimedia, computer vision, data analytics, mechatronics and algorithms. Since 1991, the research lab has been awarded more than 1,200 patents. Mitsubishi Electric Research Laboratories is located in Cambridge, Massachusetts.

NARI Technology is a Chinese provider of solutions for power and automation technologies. Its business covers the fields of power system automation, smart grid, renewable energy, railway automation, industrial control, energy conservation and environment protection, power plant auxiliary equipment technology, etc. NARI-TECH mainly focuses on technologies and innovations on electrical power SCADA/EMS applications, protective relays and other automation in substation, advanced metering infrastructure, power electronics (SVC & SVG), renewable energy connection (Wind power converter, Photovoltaic inverter etc.), railway power SCADA, and automation. The company is founded in 2001 by Nanjing Automation Research Institute (NARI), which is owned by China State Grid and has a moderate long history about 50 years. It has extended its business and services worldwide including in South America, Africa, Mideast, Southeast Asia, Middle Asia, and Russia.

Shaanxi Provincial Electric Power (Group) Co., Ltd., established on 1996-03-27, Business scope includes power supply(direct supply)(Power supply license number:Shanyi--002)and electrical engineering design,the construction,supervision,goods supply,Metrology testing and other related services;Power plant production and operation;Electrical Equipment Manufacturing;real estate development;Devices in the system,material supply;Well construction and entrusted industry business.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Henan Electric Power Company Electric Power Research Institute, established on 2006-01-18, Business scope includes power technical services,Power Consulting Services;environmental test.

CRRC Zhuzhou Institute Co., Ltd., a subsidiary of CRRC Corp. Ltd., is a Chinese company located in Zhuzhou. The firm develops locomotive and rolling stock for rail traffic. Rong Jun Ding is the current CEO, occupying that position since 1984.

Lu'an Power Supply Company of State Grid Anhui Electric Power Co., Ltd., established on 1989-10-21, Business scope includes electricity production,the construction,overhaul,Sales;Grid service,operate;Electric equipment rental,Power business training,FOOD,stay,Conference Services,Electric vehicle charging and swapping service;Electric Power Science Research;Power Technology Development,Serve,business training,Information Consulting;Occupational Skills Appraisal in Electric Power Industry;electrical energy,Power meter verification,Calibration and Testing;Special Equipment Inspection,Chemical Products(Free of chemical hazards),building materials,Power Electronics Equipment Sales;Procurement of power materials,supply,storage,delivery,Disposal and sales of waste materials;Electric energy metering and electricity collection device construction,to run,Technical supervision management and technical consultation and service;Power Technology Management Consulting;Power Engineering Design,Power Engineering Consulting,Research on Design Standards and Construction Quotas of Electric Power Engineering,customer service,Engineering Project Construction Management,Engineering Supervision;Construction of electric power information communication,to run,maintain;Meter reading on behalf of water and gas companies,TOLL;Integrated Energy Services;Realtor;Human resource market and talent exchange service;media planning,Production and New Media Communication.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Yunnan Power Grid Co., Ltd., established on 1991-01-26, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business;power transmission,powered by,Installation of power receiving facilities,Repair and Test;Power supply business;Electrical Installation Services;hydroelectric power;Construction engineering design;building demolition work(Except for blasting operations);Construction Engineering Construction;Construction Engineering Survey;Construction Project Supervision;Inspection and testing of special equipment;Lightning protection device detection;accommodation service;Catering Services;Disposal of waste electrical and electronic products;road freight transport(Does not contain dangerous goods);General Aviation Services;Recycling of renewable resources(Removal of productive scrap metal)(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:Foreign contracted projects;Engineering Management Services;Engineering cost consulting business;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Import and export;Technology Import and Export;software development;data processing services;Industrial Internet Data Service;Biomass energy resource database information system platform;Network and Information Security Software Development;Information system operation and maintenance services;Information system integration service;Supply Chain Management Services;Electrical Equipment Sales;Sales of power facilities and equipment;General machinery and equipment installation services;internet sales(Except for products that require a license for sale);Instrument sales;Communication equipment sales;electronics sales;Sales of power electronic components;Intelligent power transmission and distribution and control equipment sales;business training(Does not include education and training,Vocational skills training and other licensed training);Business Management Consulting(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

State Grid Anhui Electric Power Co., Ltd., established on 1989-04-01, Business scope includes electricity production,the construction,overhaul,Sales;Grid service,operate;Electric equipment rental,Power business training,FOOD,stay,Conference Services,Electric vehicle charging and swapping service;Electric Power Science Research;Power Technology Development,Serve,business training,Information Consulting;Occupational Skills Appraisal in Electric Power Industry;electrical energy,Power meter verification,Calibration and Testing;Special Equipment Inspection,Chemical Products(Free of chemical hazards),building materials,Power Electronics Equipment Sales;Procurement of power materials,supply,storage,delivery,Disposal and sales of waste materials;Electric energy metering and electricity collection device construction,to run,Technical supervision management and technical consultation and service;Power Technology Management Consulting;Power Engineering Design,Power Engineering Consulting,Research on Design Standards and Construction Quotas of Electric Power Engineering,customer service,Engineering Project Construction Management,Engineering Supervision;Construction of electric power information communication,to run,maintain;Meter reading on behalf of water and gas companies,TOLL;Integrated Energy Services;Realtor;Social insurance business consulting and services,Human resource market and talent exchange service;media planning,Production and New Media Communication.(Projects subject to approval according to law can only be operated after being approved by relevant departments)

State Grid Hebei Electric Power Co., Ltd., established on 1989-11-20, Business scope includes electricity sales and trading services;Electric Power Research,test,consult;own equipment,Realtor;Provincial power system personnel technical training;Import and export business of goods and technology(Except for those prohibited by the state or subject to approval);civil engineering design,construction(Limited to its wholly-owned branches);stay(Restrict branches to operate within the validity period of the license),canteen(Only vocational and technical training centers can operate within the scope of the license);power communication,Design of Electric Power Information System,to develop,construction,Rental of technical services and related equipment,Sales(Limited to branch operations);Integrated Energy Services(invest,except finance);Energy-saving technology consulting service;electric car charger,Sales of power exchange facilities,Installation and Maintenance;Research and development of new energy technology,technology transfer,technical consulting,Technical Services;Conference Services,Electricity production,Construction materials supply and marketing(Limited to branch operations).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Guangxi Power Grid Co., Ltd. Electric Power Research Institute, established on 2009-09-30, Business scope includes electric power scientific research,technology development,technical supervision,Technical Services,Technical Training;Power Consulting Services;generate electricity,Power transmission and distribution engineering undertaking test;Power Industry Metrology Verification,calibration;new technology,New product development;Development and Utilization of New Energy,Purchase and sale of power supplies.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Chizhou Power Supply Company of State Grid Anhui Electric Power Co., Ltd., established on 1981-07-08, Business scope includes business activities authorized by the head office within the head office's business scope(No pre-licensed items).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)