1. Dept. of Urban and Regional Planning, School of Geography and Planning, Sun Yat-Sen Univ., Building 332, Guangzhou 510275, China (corresponding author). ORCID: .
2. Professor, Dept. of Urban and Regional Planning, School of Geography and Planning, Sun Yat-Sen Univ., Building 332, Guangzhou 510275, China.
3. Professor, Dept. of Building and Real Estate, The Hong Kong Polytechnic Univ., 7/F, Block Z, Hung Hom, Kowloon 999077, Hong Kong. ORCID: .