To construct the system platform, establish based on Web B/W/D three structures PDM, use the Mysql to establish data storage model, realize the PDM function, expands PDM using XML to the isomerism data handling ability.

• 构建系统平台,建立基于Web的B/W/D三层结构的PDM,采用Mysql数据库建立数据存储模型,实现PDM的功能,利用XML扩展PDM对异构数据的处理能力。