Liu Yingxian (1974.08-1979.12)


Liu Yvfeng (1980.03-1984.06)


Tian Yimin (1985.01-1989.02)


An Fengshi (1989.04-1992.11)


Sun Zhirong (1992.12-1996.05)


Zuo Shusen (1996.06-1999.03)


Guo Tianmin (1999.04-2002.10)


Fan Zhenshui (2002.10-2005.12)


Xue Jinwei (2005.03-    )