The group of rural migrant workers in china is unique in the world, and the migrant workers policies provide special experience of public policy change. Based on the theoretical framework of policy paradigm and taking the 985 central-level policy documents during the period from1978 to 2017 as samples, the article quantitatively analyses the policy objectives, policy value orientation, policy tools, policy subjects, and policy objects of the policy documents in order to explain the shift of China’s migrant workers policy paradigm. The research...