Li FengLin (Concurrently) (1992.05 - 1993.08)

Deng Zhaocong (1993.09 - 1996.02)

Lin Zhenlong (1996.05 - 2002.01)

Xu Zhongkai (2002.01 - 2005.10 )

Gong Jianwei (2005.11 - 2008.07)

Shi Longzhuang (2008.08-)