He received his Ph.D. degree at the School of Labor and Human Resources at Renmin University of China. His current research focuses on social security, social law, and housing policies. His research publications (journal articles, books, etc.) include: “The Historical Development of the Right to Social Insurance: From industrial citizenship to social citizenship”, Sociological Studies, Vol. (4): 221~240, 2012. “The Principle of Self-government in German Social Insurance: historical evolution, reforms and implications”, Chinese Journal of European Studies (Philosophy and Social Sciences), Vol. (4): 109-122, 2012., and so on.