Second term: Huan (June 2002. 1 1 to 200411).
The third session: Zheng Zaihuan and Liu Jingmei (June 2004.11to 2005 10)
The fourth semester: Seung Hyun Kim and Jin Binyu (2005165438+1October ~ 2006).
The fifth issue: Liu Ting and Zhang Runzhen (April 2006 -20071October).
Sixth session: Liu Ting and Han Ying (June 2007 to February 2007)
Seventh issue: Jiang Bingkui and Han Ying (2007 12 ~ 2008)
Eighth issue: Li Huicai and Zheng Hengdun (April 2008 to June 2008, 165438+ 10).
Ninth session: Li Huicai and Elena (2008 12 ~ 2009)
Tenth: Li Huicai and Zhang Runzhen.