Yi Sun is an Assistant Professor in the Department of Building and Real Estate, The Hong Kong Polytechnic University, Hong Kong. E-mail: yi.sun@polyu.edu.hk. His research interests include age-friendly built environment, urban and regional planning, land governance, and state theories.
Yi Sun is an Assistant Professor in the Department of Building and Real Estate, The Hong Kong Polytechnic University, Hong Kong. E-mail: yi.sun@polyu.edu.hk. His research interests include age-friendly built environment, urban and regional planning, land governance, and state theories.