Yonggang Qian, Jinglun Li, Kun Li, Aerospace Information Research Institute, Chinese Academy of Sciences, China; Xianhui Dou, Hongzhao Tang, Land Satellite Remote Sensing Application Center, Ministry of Natural Resources, China; Hang Zhao, Jian Zeng, China Centre for Resources Satellite Data and Application, China; Zhaoning He, Land Satellite Remote Sensing Application Center, Ministry of Natural Resources, China; Xining Liu, China Sanya Institute of South China Sea Geology, Guangzhou Marine Geological Survey, China; You Wu, Surveying and Mapping Station In Xi'an, China; , ; Yueming Wang, Inner Mongolia North Heavy Industries Group Corp. LTD, China