1September 1983 to1July 1987, studied in the Engineering Survey Department of East China Institute of Technology (formerly East China Institute of Geology) and obtained a bachelor's degree in engineering. 1September 1987 to1February 1989, studied in the Department of Civil Engineering of Tsinghua University and obtained a master's degree in engineering survey. 65438+1From September 1997 to June 2002, he studied for a doctorate in the State Key Laboratory of Surveying and Mapping and Remote Sensing Information Engineering of Wuhan University (formerly Wuhan Surveying and Mapping University) and obtained a doctorate in photogrammetry and remote sensing. 1August 1998 to1June 1999 5438+0,1August 1999 to June 2000 5438+0 was a visiting scholar at Hong Kong Baptist University. 198912 started teaching at Changsha university of science and technology in Hunan province in February 2004, and was successively employed as a lecturer, associate professor and professor. In 2004, he was transferred to Nanjing Normal University. Now he is a professor and doctoral supervisor at the School of Geographical Sciences of Nanjing Normal University.