Guandi Hydropower Station is located on the Yalong River, at the boundary between Xichang City and YanYuan County of Liangshan Prefecture, Sichuan Province. The station installed four Francis turbine-generator units, with a total capacity of 4′600 MW , average annual energy output is 11.129 billion kW.h, supplies the power for 1 city and 3 provinces of East China together with Chongqing.

In early 2010, CCEC signed the contract for Sichuan Guandi Hydropower Station 500kV XLPE Power Cables & Ancillary Procurement with Ertan Hydropower Development Co. Ltd. The cable length is 9425 m divided into 12 volumes, It is made by the world's top three well-known cable company Nexans France. In April 2012, all of the 500KV XLPE Power Cables passed the acceptance.