With the rapid development of economic globalization and the deepening of China's opening-up degree, a large number of international migrants increasingly become a new problem in China's urbangovernance. And reflected in the four aspects of socio-economic, political-legal, cultural and mainstreamattitudes towards migrants. From the perspective of social integration to analysis the governance problem ofcities' international migrants can promote the harmonious operation and economic development of city. In orderto promote the harmonious symbiosis between the city and the individual, the government should start fromthe four angles: releasing social vitality, strengthening government management, foster migrants cultural andplaying information advantage to explore four in one" practice path.