Liaoning Province Power Co. Ltd. is a company headquartered in China ultimately controlled by the Government of China that provides power services.

Huadian Electric Power Research Institute Co., Ltd. engages in the generation of thermal power, hydropower, and new energy power technology. Its business activities include distributed energy technology, technical supervision and research, inspection, testing, and consulting services. The company was founded in October 1956 and is headquartered in Hangzhou, China.

North China Electric Power Research Institute Co., Ltd. (doing business as NCEPR) is a company headquartered in Beijing, China and ultimately controlled by the Government of China. The firm engages in electric power generation.

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.

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.

Nanjing Zhongfengyi Agricultural Technology Co., Ltd., established on 2016-04-07, The scope of business includes engaging in agricultural science and technology,Technology development in the field of biotechnology,technology transfer,technical consulting,Technical Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

East Group designs, produces, and markets UPS power electronic equipment. They provide solutions for energy IoT, smart power, data center, electric vehicle charging piles, rail, and artificial intelligence. They involve in the following sector such as power networks, oil networks, natural gas networks, etc. The network and other energy nodes are interconnected to realize the energy peer-to-peer exchange and sharing network of energy bidirectional flow.

Dongfang Electronics Co., Ltd. provides energy management system solutions. Its products include electric power automation systems, information management and electricity metering systems and electronic equipment. It also provides systems integration and leasing services. The company was founded on February 9, 1994 and is headquartered in Yantai, China.

Robert Bosch GmbH engages in the development of the engineering and electronics sector. Its business sectors include; mobility solutions, industrial technology, consumer goods, and energy and building technology. The company was founded by Robert Bosch in 1886 and is headquartered in Gerlingen-Schillerhöhe, Germany.

Beijing Huayu Energy Technology Holding Co. Ltd. manufactures and installs heat pumps. It provides to customer heating, cooling and domestic hot water services. The company was founded in 1994 and is headquartered in Beijing, China.

Duke Energy Corp. engages in the distribution of natural gas and energy related services. It operates through the following segments: Electric Utilities and Infrastructure, Gas Utilities & Infrastructure and Commercial Renewables. The Electric Utilities and Infrastructure segment conducts operations in regulated electric utilities in the Carolinas, Florida and the Midwest. The Gas Utilities and Infrastructure segment focuses on Piedmont, natural gas local distribution companies in Ohio and Kentucky, and natural gas storage and midstream pipeline investments. The Commercial Renewables segment acquires, develops, builds, operates, and owns wind and solar renewable generation throughout the continental United States. The company was founded on April 30, 1904 and is headquartered in Charlotte, NC.

Changzhou Zhonghai Electric Power Technology Co., Ltd., established on 2016-08-15, The business scope includes the manufacture of power transmission and distribution and control equipment and its accessories,technology R & D,technology transfer,technical consulting,Technical Services,Sales,Installation and Maintenance Services;Photovoltaic power generation system integration;Engineering Project Management;Complete set of industrial automation equipment,Computer hardware and software,Electronic Component,electronic product,Sales of metal materials and products.(The above business scope involves undertaking,undertook,Except for the business of testing electric facilities,Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Electric Power Research Institute is a company headquartered in Nanjing, China and ultimately controlled by the Government of China, specializing in commercial physical and biological research.

Wuxi Meikai Energy Technology Co., Ltd., established on 2012-04-06, Business scope includes energy technology and products,Energy technology system software,Embedded Software,Research and development of grid-connected inverter technology and products,Production,Sales;Energy Technology Consulting and Technical Services;Self-operated and agent import and export business of various commodities and technologies(Except for commodities and technologies that the state restricts the company to operate or prohibits the import and export of).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shuangliang Eco-Energy Systems Co., Ltd. engages in the provision of energy-saving and water-saving systems services. It specializes in lithium bromide refrigerators and heat pumps, electric refrigeration units, heat exchangers, air cooler, flue gas waste heat recovery, heat exchangers, and circulating water cooling systems. The new energy systems including polysilicon reduction furnaces, solar thermal power storage and heat exchange systems. The company was founded on October 5, 1995 and is headquartered in Wuxi, China.

Shanghai Lianneng Zhixin Amorphous Alloy Transformer Co. Ltd. is a company headquartered in Shanghai, China and ultimately controlled by the Government of China, that manufactures and distributes amorphous alloy transformers and related products. State Grid Yingda Co., Ltd. acquired Shanghai Lianneng Zhixin Amorphous Alloy Transformer Co. Ltd. from State Grid Corp. of China on January 14, 2013 for $28.10 million.

Sichuan Electric Power Design & Consulting Co., Ltd. is a company headquartered in Chengdu, China and ultimately controlled by the Government of China. The firm provides engineering survey, electric power design and consulting services. It was founded in 2001. Ye Li is currently the CEO of the company.