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Four giants: SDIC Power, Guohua Power, China Resources Power and China Guangdong Nuclear Power.
Two major power grid companies: State Grid Corporation and China Southern Power Grid Corporation.
China Huaneng Group Corporation is an important state-owned backbone enterprise established with the approval of the State Council, an institution authorized by the state to invest and a national holding company as a pilot, and a Fortune 500 enterprise. The installed power generation capacity ranks second in the world and first in Asia. According to the State Council's requirements on the reform of the national power system, China Huaneng Group Corporation is an independent, self-financing and comprehensive development enterprise legal person, mainly engaged in the power industry.
China Datang Corporation is a super-large power generation enterprise group established on February 29th, 2002 (the year of Renwu) on the basis of some enterprises and institutions of the former State Power Company. It is a wholly state-owned company directly managed by the central government, an institution authorized by the state, and a pilot state-owned holding company approved by the State Council.
China huadian corporation (hereinafter referred to as china huadian) was established on February 29th, 2002 with a registered capital of1200 million yuan. It is one of the five wholly state-owned power generation enterprise groups established by the national power system reform, a super-large central enterprise supervised by the State-owned Assets Supervision and Administration Commission, a state-authorized institution, and a pilot unit of state-owned holding company approved by the State Council.
China Guodian Corporation is mainly engaged in the development, investment, construction, operation and management of power supply, and organizes the production and sales of electricity (heat); Engaged in investment, construction, operation and management related to power business, such as coal, power generation facilities, new energy, transportation, high and new technology, environmental protection industry, technical services and information consultation; Engaged in domestic and foreign investment and financing business, independently carried out foreign trade circulation management, international cooperation, foreign project contracting and foreign labor cooperation.
China Power Investment Corporation (hereinafter referred to as China Power Investment Corporation) was established on February 29th, 2002. It is a comprehensive energy group integrating power, coal, aluminum, railway, port and other industries, and is one of the five largest power generation groups in China. With a registered capital of 6,543.80+0.2 billion yuan, China Power Investment Group is the only group in China that owns hydropower, thermal power, nuclear power and new energy assets at the same time, and is one of the three major nuclear power development and construction operators in China.
References:
Baidu Encyclopedia —— Five Power Generation Groups in China