Shi Pengfei, DESS, Tshinghua University, Beijing, China, Bin Wang, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China, Hui Lu, Tsinghua University, Department of Earth System Science, Beijing, China, Kun Yang, Department of Earth System Science, Tsinghua University, Beijing, China and Yujun He Dr., LASG, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China