The integrated product design platform is the base of enterprises sustainable development. In this paper, the architecture and the development methodology of Integrated Product Design Platform (IPDP) was put forward. The integrated product information model was developed. According to the requirements of Dongguan Fortune Electronic Materials Co.LTD, the enterprise knowledge base and the product knowledge base were established, then a IPDP called as PCM-KBE system was development. The components and main functions of OCM-KBE were introduced, and some application examples were given.