Selection Model of Optional Parts in Suppliers Involved in New Product DevelopmentMU Lifeng,TANG Jiafu,PAN Zhendong,HAN Yi (School of Information Science & Engineering,Northeastern University,Shenyang 110004,China)Quality function deployment (QFD),which can translate efficiently customer requirement (CRs) into technical attributes (TAs),is widely used in new product development (NPD) as an efficient customer-driven approach. After lots of QFD application is applied in manufacturing fields,it was proved that without considering suppliers involved,it is difficult to get precise and satisfying results in each process of QFD,particularly part deployment. The paper will address the issues of a model of optional parts selection in suppliers involved in part deployment process. Further,it has been applied to an ERP system reconstruction and updating problem as an illustration.new product development; suppliers involved; quality function deployment; part deployment; customer requirement