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.

Gree Electric Appliances, Inc. of Zhuhai engages in the research and development, manufacture, and sale of air conditioners. Its products include residential and commercial air conditioners, air to water heat pumps, home appliances, refrigerators, smartphones, and industrial products. The company was founded by Jiang Hong Zhu on December 13, 1989 and is headquartered in Zhuhai, China.

Chengdu Ingrid Electric Co., Ltd., established on 2010-04-14, Business scope includes general items:Sales of mechanical and electrical equipment;Mechanical and electrical equipment manufacturing[Branch operation];Electrical Equipment Sales;Sales of electrical accessories;Sales of electrical signaling equipment;Communication equipment sales;Optical communication equipment sales;electronics sales;Sales of mobile communication equipment;Communication equipment manufacturing[Branch operation];Retailing of computer software, hardware and auxiliary equipment;Manufacturing of computer software, hardware and peripheral equipment[Branch operation];Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Technology Import and Export;Import and export;Bidding agency service;Manufacture of power distribution switch control equipment[Branch operation];Research and development of power distribution switch control equipment;General equipment manufacturing(Does not include special equipment manufacturing)[Branch operation];Distribution switch control equipment sales;Electrical instrumentation manufacturing[Branch operation];Sales of electrical instruments and meters;Sales of instrumentation for supply;Supply Instrumentation Manufacturing[Branch operation];Manufacturing of Power Electronic Components[Branch operation];Sales of power electronic components;business management;Daily life services for residents;Non-residential real estate leases;property management;Information Consulting Service(Not including licensing information consulting services)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Institute of Microelectronics of the Chinese Academy of Sciences was established in 1958 as the CAS No. 109 Semiconductor Factory under the former CAS Institute of Applied Physics. Institute of Microelectronics of the Chinese Academy of Sciences original goal was to meet nation's strategic need to develop a high-frequency transistor computer.

Jiangsu Jinfan Power Technology Co. Ltd. is a Chinese private company. The firm manufactures and distributes batteries.

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)

Beijing Zhongke Ruide Technology Development Co., Ltd., established on 2006-02-22, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;electronics sales;Mechanical equipment research and development;Electrical instrumentation manufacturing;Sales of electrical instruments and meters;Retailing of computer software, hardware and auxiliary equipment;paint sales(Free of Hazardous Chemicals);Technology Import and Export;Import and export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)(Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Xingtai Power Supply Branch of State Grid Hebei Electric Power Co., Ltd., established on 1998-11-24, Business scope includes power supply;Electricity supply and marketing;Supply and marketing of materials for power construction;Own Equipment Rental;Own house rental(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)*

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)

Sungrow Power Supply Co., Ltd. engages in the manufacture, sale, research and development of solar photovoltaic (PV) inverters. Its products include PV grid-connected inverters, string inverters, central inverters, energy storage systems, monitoring systems and optional parts. The company was founded by Ren Xian Cao on November 28, 1997 and is headquartered in Hefei, China.

Nanjing Yapai Technology Co., Ltd., established on 2004-03-26, Business scope includes high and low voltage energy saving equipment,High and low voltage electrical components,Solar and Wind Power Plants,High and low voltage complete sets of equipment,Green facilities,energy saving equipment,electric equipment,smart appliances,Electronic equipment,Fire equipment,fire alarm equipment,smart home device,Production of building intelligent equipment,research and development,Sales,Technical consulting services and engineering technical services;Low voltage engineering installation,Electrical Equipment Installation Services;Self-operated and agent import and export business of various commodities and technologies;Software Development and Building Intelligence;Energy Saving,Green Energy Efficiency,Design of Building Intelligent Engineering,construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Shanghai Municipal Electric Power Co. (doing business as SMEPC) is a company headquartered in Shanghai, China and ultimately controlled by the Government of China. The firm engages in electricity distribution.

Converteam is a worldwide specialist in Power Conversion engineering with the clear mission to improve and secure customers' process performance while lowering environmental impact. The Group provides customized solutions built around three core components: motors and generators, drives, automation and process controls. Their customers operate in five main markets: Marine (Merchant & Naval), Industry, Oil & Gas and Offshore, Renewables (Wind, Wave, Tidal & Solar) and traditional Power Generation. Their extensive offering —from design-only to turnkey systems, installation and commissioning— is backed by a full range of 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.

Yunnan Electric Power Research Institute (Group) Co., Ltd., established on 2001-09-18, Business scope includes power station investment,Development and Operation,Electricity Production and Sales;power system power generation,power transmission,Power distribution related systems,Equipment design and development,Installation and commissioning,Inspection,Security operation and maintenance,technical supervision,Technical Services;New energy related systems,Equipment design and development,Installation and commissioning,Inspection,Operation and service;System development of information technology and network information security,implement,operation and maintenance,consult,Evaluate,Serve;Technology Innovation Consulting Services,Evaluation, identification and promotion services of scientific and technological achievements;Production of power system related products,Sales and technical service;foreign investment,manage,consultation service;Power Technology Consulting,to develop,Research training;car rental,Equipment rental and housing rental;Electric high technology and relatedITIndustrial R&D,Production,Sales and related services;electric equipment,Purchase and sales of instruments and meters;drone,Drone aerial photography camera service,drone rental,Drone Repair Service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Luoyang World Power Saving Technology Development Co., Ltd., established on 2008-10-17, The scope of business includes the development of energy-saving technology,consult;electronic product,Sales of electrical machinery.(above items,National law,required by law to be approved,Operate after approval)

Shandong Huaxin Electric Furnace Co., Ltd., established on 2011-03-11, Business scope includes production,Sales:Medium Frequency Induction Furnace;Import and export,Technology Import and Export;Mechanical equipment installation,Maintenance and after-sales service;Mechanical and electrical equipment installation engineering construction.(The above scope does not include laws and regulations and national restrictions prohibiting the operation of items)(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.)

Beijing Leader & Harvest Electric Technologies Co., ltd. engages in the manufacture, research and development, and sale of variable frequency drives. Its products include general inverters, four-quadrant inverter. Low voltage frequency counters, and module power supply. The company was founded in August 1998 and is headquartered in Beijing, China.

China Energy Construction Group Shanxi Electric Power Survey and Design Institute Co., Ltd., established on 1986-07-31, Business scope includes electrical engineering,construction work,Environmental Engineering,Municipal Thermal Engineering,Electronic Communication Engineering,Road construction,railway engineering,Survey and Design of Port Engineering,consult,EPC,supervision;Urban Planning and Planning Preparation;Building intelligent engineering design and construction;Geotechnical Engineering;Surveying Engineering;Geological Hazard Assessment,Governance engineering;Professional contracting of foundation and foundation engineering;Quality inspection of construction projects;Power engineering commissioning;Soil and Water Conservation Evaluation;water resource argument;Soil and water testing;energy saving assessment;Environmental Impact Assessment;Construction Engineering Appraisal;Engineering technology transfer and service;Information system integration,software development;houses,Equipment Leasing;(complete set)Equipment and material sales,storage;Sales of computer software and auxiliary equipment;import and export trade;shipping agent;graphic production.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)***