Wang Yaozeng (1984.12-1985.05)


Chen Dongsheng (1986.05-1988.11)


Jiang Zhenpan (1988.12-1992.07)


Yu Lianzhi (female) (1992.07-1996.09)


Yan Xiaomin (1996.09-2001.10)


Yang Yongsheng (2000.11-2004.05)


Liu Zifa (2004.06-2006.10)


Zhang Shanli (2006.10- 2010.12)


Wang Weihua (2010.12-　  )