The first incarnation of Westinghouse Electric Corporation, an American manufacturing company, was founded on January 8, 1886 by George Westinghouse. It was originally named Westinghouse Electric Company, and was renamed Westinghouse Electric Corporation in 1945. The company acquired the CBS television network in 1995, and was renamed CBS Corporation before being acquired by Viacom in 1999.

Manufactures electric distribution equipments

Gec Alsthom T & D Gmbh, part of Bsl Industries Sa, is a German company that manufactures metal sheets. On June 01, 1997 Bsl Industries Sa acquired Gec Alsthom T & D Gmbh.

Pinggao Group Co., Ltd. is a company headquartered in Pingdingshan, China and ultimately controlled by the Government of China. The firm manufactures and distributes high-voltage transformers and related equipment. Yong He Li is the current CEO of the company.\nThe company says this about itself: Pinggao Group Co., Ltd. is a company directly subordinated to the State Grid Corporation of China. It is a major technical equipment pillar company in the electrical industry in China. Its business scope covers R&D, design, manufacturing, sales, testing, related equipment sets, service and project contracting for transmission and distribution equipment, and core business. For medium voltage, high voltage, ultra high voltage and ultra high voltage AC and DC switching equipment manufacturing, research and development, sales and maintenance services. Pinggao Group is the first batch of innovative leading enterprises in Henan Province.

Brown, Boveri & Compagnie (BBC) was a Swiss group of electrical engineering companies. It was founded in Baden, Switzerland, in 1891 by Charles Eugene Lancelot Brown and Walter Boveri who worked at the Maschinenfabrik Oerlikon. In 1970 BBC took over the Maschinenfabrik Oerlikon. In 1988 it merged with ASEA to form ABB Group, a company producing DC Motors, AC motors, generators, turbochargers, transformers and the electrical equipment of locomotives. Some of BBC's technology went into German U-boats of World War II, such as the depth controls.

Fujian Del Technology Co., Ltd., established on 2014-06-13, Business scope includes general items:Engineering and Technology Research and Experimental Development;Manufacturing of basic chemical raw materials(Manufacture of licensed chemicals free of hazardous chemicals);Manufacturing of Specialty Chemical Products(Free of Hazardous Chemicals);Sales of non-metallic minerals and products;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Chemical product production(No licensed chemical products);Engage in investment activities with own funds;Manufacturing of daily chemical products;gas,Liquid separation and purification equipment manufacturing;refinery,Manufacture of special equipment for chemical production;Manufacturing of electronic components and electromechanical components;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Metal Ore Sales;New material technology promotion service;Import and export;Technology 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) licensed items:Hazardous Chemical Production;Hazardous Chemicals Management;Production of new chemical substances;Hazardous Waste Management;Import and export of toxic chemicals(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)

Henan Relations Co., Ltd. is a Chinese company located in Zhengzhou. The firm manufactures and sale of intelligent monitoring of electrical systems.

Alstom is a global leader in the world of power generation, power transmission, and rail infrastructure and sets the benchmark for innovative and environmentally friendly technologies. Alstom builds the fastest train and the highest capacity automated metro in the world, provides turnkey integrated power plant solutions and associated services for a wide variety of energy sources, including hydro, nuclear, gas, coal and wind, and it offers a wide range of solutions for power transmission, with a focus on smart grids. The Group employs 92,000 people in around 100 countries.

Henan Pinggao Electric Co., Ltd. engages in the research, development, design, manufacturing, and sale of switchgear, control equipment, and accessories. Its products include GIS, disconnectors, circuit breakers, gas recovery devices, composite insulators, high voltage switchgear, low voltage switchgear, high voltage apparatus components, and outdoor high voltage equipment. The company was founded on December 14, 1998 and is headquartered in Pingdingshan, China.

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.

Guangdong Power Grid Co., Ltd. Electric Power Research Institute, established on 1987-01-21, The scope of business includes engaging in scientific research related to grid operation and power supply,technical supervision,technology development,Electricity Production Scheduling Information Communication,Consulting Services and Business Training;electric equipment,Commissioning of electrical equipment,Inspection and Test.

Part of Investment No 5 LP, Inc., Associated Electrical Industries Ltd. is a company headquartered in Warwick, UK. The firm operates as an investment holding company for electrical manufacturing and trading industries. It was founded in 1899.

Guangdong Power Grid Co., Ltd., established on 2001-08-03, Business scope includes investment,Construction, operation and management of Guangdong Power Grid,Operating related power transmission and distribution business;Participate in investment,Construction and operation related cross-regional power transmission and transformation and networking projects;Engaged in the purchase and sale of electricity,Responsible for electricity trading and dispatching;electric equipment,Sales of electrical equipment,debugging,Inspection and Test;Conduct scientific research related to grid operation and electricity supply,technical supervision,technology development,Electricity Production Scheduling Information Communication,consultation service,Electricity Education and Business Training.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Contemporary Amperex Technology Co., Ltd. engages in the research, development, production, and sale of power battery systems and energy storage systems of new energy and green vehicles. Its products include power battery systems, energy storage systems, and lithium battery materials.The company products applied into electric passenger vehicles, electric buses, electric trucks, diversified special vehicles, grid frequency modulation, communication base station, commercial & industrial building and household energy storage. It also providing integrated product solutions as well as comprehensive full life cycle services to global clients. The company was founded on December 16, 2011 and is headquartered in Ningde, China.

Dehong Power Supply Bureau of Yunnan Power Grid Co., Ltd., established on 2005-09-21, Business scope includes power supply,Grid operation;Wholesale,direct power(Carry out business activities in the licensed power supply area);Export:Electricity produced by the enterprise;Power Engineering,Power Communication Engineering;Technical Advisory Services;electric equipment,Sales of electrical and communication equipment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Xi'an Huawei Power Electronics Technology Co., Ltd., established on 1998-09-29, Business scope includes electricity,electronic,electrical appliance,Research on Automatic Control Products,Production,Sales,Technology development and transfer of new products;Own house rental;Machining equipment rental;Import and export of goods and technology(country restrictions,Excluding goods and technologies that are prohibited and subject to approval for import and export);property management.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)