Control and Supervision System (ABB Advant OCS) of the left bank Power Plant, covering 14 Units (x 700 MW), 500 кV GIS, Auxiliary Systems, Common station equipment and Spillway gates. Dr. Sun Yat-Sen first proposed and principally developed the first idea for building a dam on the Yangtze River in 1919 for power generation purposes, but the idea was shelved due to unfavorable political and economic conditions. Major floods resurrected the idea and the government adopted it in 1954 for flood control.

On 14 December 1994 the Prime minister of China Li Peng officially announced the commencement of the Three Gorges Project erection - the largest energy project on the planet.