1. School of Geodesy and Geomatics, Wuhan University, Wuhan, China
2. Tianjin Navigation Instrument Research Institute, Tianjin, China
3. Xiaomi Inc., Beijing, China
4. First Institute of Oceanography (FIO), Ministry of Natural Resources (MNR), Qingdao, China
5. Chongqing Branch, Changjiang River Scientific Research Institute, Chongqing, China