65438+March 0975 ~19865438+May 0, served as a worker in the motor vehicle workshop of Chengchao Iron Mine and secretary of the general party branch.
19865438+May 0 ~ 65438+May 0982, served as secretary of the Youth League Branch of Chengchao Iron Mine Service Company.
May 1982 to May 1985 served as Secretary of the Youth League Committee.
1May, 1985 to1August, 1986, served as the vice chairman of Chengchao Iron Mine Trade Union.
65438+August 0986 ~ 65438+1October 0988 165438 served as deputy secretary of the Party branch of the East Mining Workshop of Chengchao Iron Mine.
1988 1 1 month ~ 199 1 year 1 1 month served as the vice chairman of Chengchao Iron Mine Trade Union.
199 1 year1kloc-0/month to 1998 1 month as the chairman of Chengchao Iron Mine Trade Union,
1998 till now.