Abstract: Based on the intuitive expression of “northam curve”and relevant data analysis, this paper estimated that China’ s urbanization rate will be promoted at the rate of about 1 percentage point per year, and reach about 70% in 2030. It also studied China’ s policies on urbanization development in different periods from before the reform and opening up to the 21st century. With the development of China’ s urbanization, relevant policies were being adjusted and improved continuously. Finally, four Suggestions were put forward for the development of China’ s urbanization road.