1since August, 1976, he has worked in Jinan Railway Station, Dispatching Section and Ministry of Transport successively;

1995 in September, he served as deputy director of the transportation department of Jinan Railway Bureau and director of the general dispatching room;

June 65438+July 0997 as the stationmaster of Xuzhou North Station of Jinan Railway Bureau;

1May, 1998, served as Director of Transportation Management Department of Jinan Railway Bureau;

In July 2003, he served as the special Commissioner of Nanjing Office of the Ministry of Railways (deputy bureau level);

In April 2006, he served as Director of the Safety Supervision Department of the Ministry of Railways;

2065438+April 2002, served as the safety director and director of the safety supervision department of the Ministry of Railways;

2065438+03-2065438+0511served as deputy director of the state railway administration and member of the party group.