ERP is the platform to achieve the integration, optimization, sharing of internal resources and external resources in business. The traditional ERP system can not meet the actual needs of SMEs. Based on the discussion on the concept of SaaS and ERP and the comparison of ERP system of SanS model and the traditional model, this paper proposed the solutions of the ERP system under the SaaS model and the logical structure of SaaS ERP system, and pointed several problems in the development and construction of SaaS ERP system.%ERP是实现企业内部资源和企业相关的外部资源的整合,优化、共享的平台,传统的ERP系统不能满足中小企业的现实需求.本文在讨论SaaS、ERP概念和比较SaaS模式与传统模式的ERP系统的基础上,提出了SaaS模式下的ERP系统解决方案和SaaS ERP系统的逻辑结构,指出了在SaaS ERP系统的开发建设中需要注意的几个问题.
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