CRM is a new management theory, aiming at developing the relationship between customer and enterprise. IT is implemented in marketing, service, sales and IT.

客户关系管理旨在改善企业与客户之间的关系，应用在企业市场营销、技术支持等与客户相关的领域。

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E-commerce has helped service enterprises expand marketing scope and promote customer relationship management.

电子商务促进了服务企业的营销范围扩大，促进了企业的客户关系管理。

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