· Chair, Department of Chinese Language and Literature, Xi’an Jiaotong University, September,1997 – Present
· Professor, Department of Chinese Language and Literature, Xi’an Jiaotong University, August,1999 – Present
· Associate Professor, Department of Chinese Language and Literature, Xi’an Jiaotong University, September,1992 -July,1999
· Lecturer, Department of Chinese Language and Literature, Xi’an Jiaotong University, October,1987 - August,1992
· Assistant Lecturer, Department of Chinese Language and Literature, Xi’an Jiaotong University, September, 1982 – September, 1987