1. CAS Key Laboratory of Geospace Environment; University of Science and Technology of China; Hefei China
2. Mengcheng National Geophysical Observatory; University of Science and Technology of China; Hefei China
3. Collaborative Innovation Center of Astronautical Science and Technology; Harbin China
4. National Space Science Center; Chinese Academy of Sciences; Beijing China
5. College of Earth Sciences; University of Chinese Academy of Sciences; Beijing China