The study of this paper is to focus on the management model for knowledge2based firm , an important or2 ganization form in the knowledge economy. First , this paper analyzes the basic difference between knowledge2base firm and non2konwledge2based firm;second , it is concluded that the command2and2control model can’t applied to the knowledge2based firm based on the analysis of the management requirements of knowledge2based firm. Third , this paper puts forward an orientation2service2stimulation model to the knowledge2based firm , and briefly explaining the meaning of orientation、stimulation and service. Finally , a dynamic rhombus organization structure is putted for2 ward to support the orientation2service2stimulation model .