- 1993 - 1998 河北医科大学公共衛生学院流行病学教研室 助教授
- 1993 - 1998 Medical University of Hebei, Public Health school, Department of Epidermiology, assistant professor
- 1988 - 1993 河北医科大学公共衛生学院流行病学教研室 講師
- 1988 - 1993 Medical University of Hebei, Public Health school, Department of Epidermiology, lecture
- 1984 - 1985 河北医科大学第三附属医院内科 住院医師
- 1984 - 1985 Medical University of Hebei, 3rd Hospital, internal medicine, resident
全件表示