Abstract:In order to promote the power grid enterprises to explore a win-win road of "win the market and win the customers" in the process of deepening the reform of the electric power system. This paper takes Xingyi power supply bureau, which is facing the competition pressure of "two networks coexisting" in Guizhou power grid area, as an example. By extracting, screening, mining and analyzing all customer demands data of Xingyi power supply bureau in 2017, the customer needs and complaints in the competition area are analyzed one by one, and positioned accurately to the subordinate counties of Xingyi Power Supply Bureau. Through data comparison and screening, the pain points and key points of customers''problems are found out. Rationalization suggestions and solutions are put forward to promote the improvement of power supply service capacity and management decision-making of Xingyi power supply bureau.At present, customer demand data analysis has been carried out in power grid enterprises as one of the major data analysis, and its rich content and data mining methods still need to be further studied. Xingyi Power Supply Bureau has taken the data of customer demand analysis in 2017 as the guidance of service upgrading, and formulated relevant measures to improve customer satisfaction. Through more targeted improvement, the competitiveness of power supply service under the situation of two networks coexisting will be enhanced.