What are the rankings of power companies? Which ones are better?

Six small: Guangdong Power, Zhejiang Energy, China Resources Power, Shenhua Group, SDIC Power, Three Gorges Group.

Five: Guodian Group, Huadian Group, China Power Investment Group, Huaneng Group and Datang Group.

The following are some power companies:

1. China Power Investment Corporation is a state-owned enterprise established on the basis of some enterprises and institutions of the former State Power Company. It is an institution authorized by the state to invest, and it is a pilot project of state holding companies approved by the State Council. The registered capital of the group company is RMB 654.38+0.2 billion.

The assets of the group company are distributed in 25 provinces, municipalities and autonomous regions, and there are 5 A-share listed companies: Shanghai Electric Power Co., Ltd., Shanxi Zhangze Electric Power Co., Ltd., Chongqing Jiulong Electric Power Co., Ltd., Jilin Electric Power Co., Ltd. and CLP Huomei Open-pit Coal Industry Co., Ltd.;

2. With the approval of the State Council, China Guodian Corporation was established on February 29th, 2002 on the basis of some enterprises and institutions of the former State Power Company. It is a comprehensive large-scale power generation group and a large-scale central enterprise at the vice ministerial level.

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.

3. State Power Investment Co., Ltd. was established on May 29th, 2005, 2065438. It is a comprehensive energy group company with electricity as the core and comprehensive development.

The group owns all types of power generation, such as nuclear power, thermal power, hydropower, wind power and photovoltaic power generation. It is a super-large state-owned key enterprise directly managed by the central government and shoulders the great responsibility of ensuring national energy security.