Abstract: This paper analyzes the concept of virtual community, a brief analysis of the dissipative structure theory and its four characteristics, the analysis of virtual community shows that it has the characteristics of the dissipative structure: virtual community is a dynamic and open network social system, is a non- balanced system, the nonlinear mechanism of virtual communities and the effect of the fluctuations in the nonlinear effect. Finally, the author proposes to use the endogeneity and external stipulation to achieve orderliness of the virtual community.