Abstract:Based on the data from 2000 to 2014 and DEA Input output method, this paper makes an analysis on the efficiency of inbound tourist market of five provinces along “The Marine Silk Road in the twenty first Century”. The research indicates that the efficiency of inbound tourist market of Zhejiang, Fujian, Guangdong has reached the optimal level in recent years. With regard to input elements of tourism enterprises, the performances of Shanghai and Zhejiang were good and other three provinces had the problems of input redundancy. Based on the calculation of tourism enterprises power function and market structure HHI index, the performances of tourism enterprises in different districts had big differences. The inbound tourist market in every province (city) had characteristic of monopoly. Through the measurement model, as a whole, the improvement of tourism enterprises, the increase in inbound tourist trips and the optimization in industrial structure have positive influences on the efficiency of inbound tourist market, but the lag of tourist traffic has reverse effect. Different factors had different influences in every district.