This workflow is realized in Windchill. Finally, thesis researches the application integration of PDM, analyzes the necessary factor of integration, and presents the model of integrating PDM with CAx and ERP. 最后,对产品数据管理的应用集成作了一定层次的探讨,分析了集成的必要性,研究了PDM系统与CAx以及ERP的应用集成模式。