The Center for Modern Chinese City Studies, East China Normal University, Shanghai 200062, China;
Institute of Urban Development and Research, East China Normal University, Shanghai 200062, China;
Geo-studies Center, Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China;
Geo-studies Center, Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China;
Geo-studies Center, Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China;