With increasingly fierce competition, customer service has become a subject of great importance to enterprises. Meanwhile, the level of customer service and management has been criticized. CRM (customer relationship management) is aimed at improving the relations between enterprises and their customers, improve customer loyalty to the new operation mechanism it is implemented in its marketing, sales, customer service and technical support and other related fields. CRM business management system is the core of the era of e-commerce applications, It is a full service to the customer information system, customer resources and the combination of internal resources to maximize efficiency. thereby enhancing the competitiveness of enterprises based on the core customers.