A controlling share is held by the parent company China Three Gorges Corporation (CTG, Chinese: 中国长江三峡集团公司), a state-owned enterprise under State-owned Assets Supervision and Administration Commission of the State Council.

China Yangtze Power originated from a cooperation of Chinese enterprises: Huaneng Power International, China National Nuclear Corporation, China National Petroleum Corporation, Gezhouba Water Resources and Hydropower Engineering Group as well as the Changjiang Institute of Survey, Planning, Design and Research.

The Three Gorges Dam above ground hydroelectric plant became fully operational in 2010 and has an installed capacity of 18.2GW (26 x 700MW).

These units have been progressively acquired from the majority owner China Three Gorges Corporation as they have been built.

A final underground hydroelectric plant is expected to be transferred by 2012.