The stability of Chinese grass-roots society is essential to high-quality economic development especially in a period of great social-economic transition. As the management systems of state-owned farm changed several times, the identity of workers has transited from unit person to social person and community person. Each time of transition affected the farm worker?s structure of interests ,and brought instability to grass-roots society as a um-doubt result. However, by issuing Ex post facto relief ,making preparations in advance and putting embedment in social linkages step by step, the local governments have ensured the stability of grass-root society and economic development. That has brought a model for the transition of Chinese grass-roots society.