On the way of informationlism, there is a hard push to study and perform ERP in the world of business. But, when people study the system of ERP, the basic layer of ERP— the Bill of Material was ignored. There are many disadvantages in the tradition BOM of products. People only think about the fabric of products, but they ignore the key elements, such as the process flow, the express resources and time, etc. However, it is BOM (the center of management) that makes every departments working together through materials.In this paper, the concepts , principles and fundamental units about the system of IERP are expatiated entirely; A deep analyze is done about the Struts frames on the model of MVC in the J2EE system; The center unit of the IERP -product management control system (PMCS) is Analyzed and designed; The reformed BOM of IERP (the PMCS) is Realized based on the Struts frames.
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