With the experience of more than ten years of electric power industry, the latest land-use policy document, the electric power reforming pilot unit Xingyi power business demand, adopt high cohesion and low coupling design idea, and create a sale for all kinds of sales companies. The platform can flexibly configure the system functions according to the business demands of different sales companies. The whole system covers the business of power purchase, power supply, power supply, collection, customer service and value-added service of the power sales company, and provides comprehensive informatization for the main business of the power sales company support.