A new measurement in job quality is tried in the paper, we includes job security and social security as two components of job quality. The empirical analysis in this paper indicates significant gaps in employment quality between migrant and urban local workers while the major difference comes from the disparities in social protection. Therefore, improving social protection through government effort ought to be one of the key strategies to achieve inclusive growth in China. Migrant workers should be the focused group because they are less protected by current social protection system. <<