Based on the theory of economic radiation effect of High-speed rail (HSR), we used the method of behavior geography from the micro perspective to analyze the economic radiation effect of HSR. We took Wuhan City as a study area to study structure of passenger flow through field survey questionnaire in Wuhan HSR station. The results showed that the economic radiation effect of HSR of Wuhan City showed a high correlation with the city's economic structure; in space, The central city is stronger, and the peripheral city is weaker, the core areas...