He is also an honorary fellow in the Center for Criminology at the University of Hong Kong, and an external member of the Pearl River Delta Research Center, The Chinese University of Hong Kong. His research interests include sociology of crime and deviance, crime and victimization related to rural-to-urban migrant workers in China, policing, victimology, and urban sociology. His recent publications have appeared in The British Journal of Criminology, Theoretical Criminology, and Journal of Research in Crime and Delinquency, among others. Jianhua is currently working on several projects including the problem of missing children in China, the violence between urban management staff (chengguan) and street vendors in China, and crime and policing banners/posters in China.