Immigration is problems appeared in the development of urbanization, the city originated in the communication activities such as traffic, communication, trade.City behind immigration mechanism at the connection as the foundation of urban existence, dissemination and communication.In the perspective of the city can be communication, in large cities caused by economic globalization, how to pass across class, cross-cultural, cross-cultural communication, debugging the heterogeneity of immigrants brought about by a variety of urban problems, so as to promote the city of immigrants into is a very innovative and there is no lack of the research field of theoretical and practical significance.