Research on the Tourism Interactive Development of the Yangtze River Delta City Circle under the Perspective of Regional Integration

This thesis firstly analyzes the tendency of interactive development of Yangtze River Delta city circle tour under the perspective of regional integration and draws a conclusion that "regional tourism" and "tourism regionalization" have continually developed in the Yangtze River Delta city circle.Then, taking three major cities Shanghai, Nanjing, Hangzhou for example, this thesis has a discussion on the paths of interactive development of urban tourism under the perspective of regional integration.