Research on proactive knowledge service for product design

The knowledge delivery is an important process that enables enterprises to create competitive business advantages. In view of the existing insufficiency of knowledge management system, this paper proposed a frame of proactive knowledge service system for product design, sketch the frame of proactive knowledge service system and show some details. Illustrate method of knowledge representation for product design, based on the knowledge need of product design processes, put forward an idea and method of the proactive knowledge matching.