Wang Zhanyuan (1973.03-1979.05)

Wang Yanchang (1979.08-1983.02)

Yang Mai (1983.07-1984.10)

Ni Zhengjian (1984.12-1987.08)

Yang Zengye (1987.10-1991.08)

Wang Baomin (1991.09-1994.09)

Zhang Yu (1994.10-1996.12)

Wang Fuyuan (1996.12-2000.03)

Wu Zhenglong (2000.05-2002.02)

Song Tao (2002.03-2004.08)

Shen Qing (2004.09-2006.10)

Zhang Jungao (2006.12- 2010.08 )

Yu Wenzhe(2010.08)