1September, 974 to1August, 977, majoring in coal mining in Shanxi Mining Institute;
1August 1977 to1February 1986, technician, district head, director of mine dispatching room and assistant to mine manager in Zhaogezhuang mining area of Kailuan Mining Bureau;
1February 1986 to1July 1993 served as deputy mine manager and mine manager of Zhaogezhuang Mine of Kailuan Mining Bureau (during this period: 1992,165438+1October to 1993 in Beijing Coal.
1July 1993 to1May 1995, served as deputy director and director of the production department of Kailuan Mining Bureau;
1May 1995 to1July 1997, served as deputy director of Kailuan Mining Bureau;
1July 1997 to1July 1998 served as deputy director of the safety department of the Ministry of Coal;
1998 from July 2000 to 1 1, served as the deputy director of the local township coal mine rectification office of the State Coal Industry Bureau;
From 2000 1 1 to 2006 1 1 served as the leader and director of the preparatory group of the first division of coal mine safety supervision in state administration of work safety (State Administration of Coal Mine Safety);
From 20011to 01in 2003, he served as the director of the economic operation center of state administration of work safety (State Administration of Coal Mine Safety);
01From 2003 to February 2005, he served as Director of the Second Division of Coal Mine Safety Supervision of state administration of work safety (State Administration of Coal Mine Safety);
From February 2005 to 20 13, he served as deputy director of the state coal mine safety supervision bureau; (Since September 2008, he has concurrently served as the chief engineer of the State Administration of Coal Mine Safety. )
2013-20114 state administration of work safety, member of the party group and chief engineer.