1968 65438+February to1978 65438+February, he jumped the queue in Yanchang county, Shaanxi province, and served as secretary of the Communist Youth League Committee of Yanchang county commune, deputy secretary and secretary of the commune party committee.

197865438+In February, he served as the stationmaster and deputy stationmaster of Tianjin Environmental Monitoring Station.

1983165438+10 became the deputy director of the mission office of Tianjin Environmental Protection Bureau.

1September 1984 served as a cadre and deputy director of the office of the State Environmental Protection Agency, deputy director of the mission department, and deputy director and director of the nature protection department (1September 1989 to1August 1993 studied for a master's degree in environmental law at Wuhan University Law School).

From July, 65438 to July, 1998, he served as Director of the Natural Ecological Protection Department and Director of the Policy and Regulation Department of the State Environmental Protection Administration.

In September 2008, he served as Director of the Policy and Regulation Department of the Ministry of Environmental Protection.

20 10 1 1 as the chief engineer of nuclear safety of the Ministry of Environmental Protection.