Yi-Lee (Eilly) has been researching into social stratification and social mobility about post-war Hong Kong. And she has been working abroad for over a decade. Staying three years (2002-2005) in Eastern Europe (i.e. Belarus, Ukraine, and Moldova), she taught courses in sociology and research methodology to both students and junior faculty there and also taught courses of research methods during the summers for a one-month summer school held in Issyuk Kul (in Kyrgyzstan in 2003 and 2004) and in Istanbul (in Turkey in 2005). Then, she was a researcher in Sendai (in Japan) working at the Center for the Study of Social Stratification and Inequality, Tohoku University. And, she was teaching at the Faculty of Education, University of Macau, from 2009 to 2013.
ZHOU Yisu and WONG Yi Lee (2017). "Efficacy of Grade Retention in Macao: Evidence from PISA 2009". International Journal of Chinese Education vol.6 no.1, pp.57-80. Brill.
WONG Yi Lee and TSE Wai Shing (2017). “An illustration of the Operation of Social Legitimation for `Winners' and `Losers': A Comparison of Accounts of University and Community--College Students in Hong Kong”. Journal of Adult Development, pp.1-10. Springer.
WONG Yi Lee and ZHOU Yisu (2016). "The operation of grade retention and educational inequality: who gets retained in Macao and why?". Asia Pacific Journal of Education pp.1-13. Routledge.
WONG Yi Lee (2016). "Class differentials in getting parental assistance for seeking a second chance of getting into university: an illustration of community-college students in Hong Kong". Higher Education pp.1-16. Springer.
WONG Yi Lee and KOO Anita (2016). "Is Hong Kong no Longer a Land of Opportunities after the 1997 Handover?: A Comparison of Patterns of Social Mobility between 1989 and 2007". Asian Journal of Social Science vol.44 no.4-5, pp.516-545. Brill.