Abstract: Abstract:This paper uses GDP per capita, rural per capita net income and urban per capita disposable income to depict Chinese regional economic development, based on which, the inequality index GEM and polarization index TW are applied to analyze the evolution of inequality and polarization of economic development on the aggregation level of nation, belt and province from 1993 to 2003. According to the results, the paper proposes that the government should be concerned about the inequality and polarization of regional economic development simultaneously. When measures are made to decrease the national inequality, that in coast region should be concerned especially. Moreover, polices applied to reduce disparities should be made on lower level