Abstract: 　　　Abstract:Based on the fact that China is in urgent need of transforming economic development mode which is greatly affected by county economy, this essay explains the problems of the transformation of the county economic development by analyzing the current situation of economic development of counties in Zhejiang. In the mean time, we try to find out the potential causes, this essay proposes several fiscal and taxation policies to promote the transformation of the county economy on the basis of foreign advanced experience.