Professor, master student and doctoral supervisor (doctor's degree, doctor's degree) of Department of Hydrology and Water Resources Engineering, School of Water Resources and Hydropower, Wuhan University, Li Lan. Long-term engaged in inverse problem research of hydrology and water environment, distributed hydrological physical model, mathematical model of water temperature and quality, global change research, hydropower life cycle assessment, water environment assessment, water ecological restoration, water pollution control planning and sponge city planning. Responsible for presiding over the completion of many projects of National Natural Science Foundation 10, 948 projects of Ministry of Water Resources and public welfare projects of Ministry of Water Resources; Participated in 4 national "973" projects and 863 sub-projects; Responsible for completing more than 30 horizontal projects; Won the second prize and the third prize of Dayu scientific and technological progress of the Ministry of Water Resources; More than 90 papers have been published; The monograph "Distributed Hydrological Model with Physical Basis in Li Lan" was published with the support of Huaxia Fund. Obtained 7 invention patents and utility model patents.