1. Shanghai Astronomical Observatory, Chinese Academy of Sciences, Shanghai, China
2. Guangzhou Urban Planning & Design Survey Research Institute, Guangzhou, China
3. National Satellite Meteorological Center(National Centre for Space Weather), Beijing, China
4. School of Architectural Engineering, North China Institute of Science and Technology, Yanjiao, China
5. Department of Physical Geography and Ecosystem Science, Lund University, Lund, Sweden