In the case of the increasingly stringent capital constraints, the study of the economic capital allocation of China's commercial banks is of great significance. Based on the data of 13 listed banks in China in 2014, this paper analyzes the efficiency of economic capital allocation of China's Listed Commercial Banks Based on the RAROC index. The research results show that: the standard deviation of the risk adjusted return rate of the listed commercial banks in our country is not ideal. And the development of all kinds of business is not high. In addition, the equilibrium level of various types of business development and risk adjusted return on the size of the matching degree is not high. Finally we put forward relevant recommendations.