His main research interests are remote sensing in Cryosphere and Data Sharing. He has developed two important databases: Chinese glacier inventory and glacial lake inventory in the Hindu-Kush Himalaya Region. The former has been included by GLIMS database and is also part of Randolph Glacier Inventory(RGI), which is cited by IPCC AR5. He is the key member of “Cold and Arid Regions Science Data Center at Lanzhou” which is the sub center of the earth system science data sharing platform and the regular member of World Data System. Cryosphere data(include snow, glacier and permafrost dataset), desert and desertification data, environmental and ecosystem data in inland basin can be free accessed from this data center.