1992 to 1996 worked in the resource and environment room of the Institute of Reservoir Fisheries, China Academy of Sciences, Ministry of Water Resources; Since 1996, he has worked in the department of resources and environmental protection, quality inspection center and freshwater aquaculture standardization department of Yangtze River Fisheries Research Institute, and participated in more than ten provincial and ministerial projects of national key projects such as the Seventh Five-Year Plan and the Eighth Five-Year Plan. "Study on Environmental Toxicology and Degradation of 38-3 New Pesticides" won the second prize of the former Ministry of Chemical Industry. "Research on Ecological Control Technology of Fish Outbreak Diseases" is a major scientific and technological achievement in Hubei Province. Participate in the "Study on Ecological Fisheries in Shallow Lakes in the Middle and Lower Reaches of the Yangtze River" and "Investigation on Large-scale Acute Fish Death Accidents in Dadu River"; Presided over or participated in the formulation of seven pollution-free farming and product standards by the Ministry of Agriculture.