1June, 1994 to1March, 1995, served as the deputy chief of the collection and management unit of the State Taxation Bureau of Zhongyang County, Shanxi Province;
1April, 1995 to1June, 1997, served as the head of the personnel education unit of the State Taxation Bureau of Zhongyang County, Shanxi Province;
1From July 1997 to April 2006, he served as the head of discipline inspection of Liulin County State Taxation Bureau and director of Cheng Jiazhuang Taxation Office;
From May, 2000/KLOC-0 to present, he has served as a member of the leading group and deputy director of the State Taxation Bureau of Zhongyang County, Shanxi Province.