我国农民工市民化大体经历了控制发展、曲折发展和稳步快速发展三个阶段,体现了制度政策性、“半市民化”性、地域不平衡性、紧迫性以及高额社会成本主要由农民工间接支付五个鲜明特点。基于对历史进程和特点的分析,社会保障制度创新,是农民工完全退出农村、进入城市和融入城市的关键环节。 China’s rural migrant workers generally experience the three phases of control development, twists and turns and steady and rapid development, reflecting the institutional policy, “semi-civilized ” nature, geographical imbalance, urgency and high social costs mainly Peasant workers indirectly pay five distinct characteristics. Based on the analysis of the historical process and characteristics, the innovation of the social security system is a key link for migrant workers to completely withdraw from the rural areas, enter the cities and integrate into the cities.