According to the data released by Sichuan Electric Power Trading Center, there are 9,679 registered market entities and 8 1 state-owned power sales companies in Sichuan electric power market. State-owned power selling enterprises are the holding companies under the State Power Company, which undertake the important tasks of ensuring the national power supply and ensuring the stable and reliable supply of the power market. Attract users and increase market share by improving service quality and reducing electricity sales price.