Jun.1999— Present  Professor, Xi’an Jiaotong University 

Dec. 2000—Present  Doctoral supervisor, Xi’an Jiaotong University

Dec.1987—Aug.1991 Lecturer, Xi’an University of Architecture & Technology

Sep.1991—Aug.1992 Research scholar, Nihon University, Japan

Sep.1992—Mar.1993 Research scholar, Tokai University, Japan 

Oct.1996—Sep.1998 Post doctoral scholar of solid mechanics, Xi’an Jiaotong University

Jun.1997—May 1999 Associate professor, School of Civil Engineering and Mechanics, Xi’an Jiaotong University

May 1999—April 2003 Head of Department of Civil Engineering, Xi’an Jiaotong University

Jun.—Jul.2001   Research Fellow of Department of Civil and Structural Engineering,The Hong Kong Polytechnic University 

Jan.—Feb. 2002  Research Fellow of The Hong Kong Polytechnic University

Jul. 2002—May 2005 Vice Dean of School of Civil Engineering & Mechanics,  Xi’an Jiaotong University 

Oct.—Nov. 2003  Research Scholar of Dept. of Architecture and Civil Engineering, Nagoya Institute of Technology, Japan

Jan.—April, 2004   TCT Research Fellow of School of Civil Environmental Engineering, Nanyang Technology University, Singapore

Nov.2004—Jan.2005 Research Scholar of Disaster Prevention Research Institute,  Kyoto University

Jul.2005—Sep.2005 Research Scholar of Disaster Prevention Research Institute, Kyoto University

Aug.2006—Sep.2006 JSPS Research Fellow of Kyoto University

July 2011—Aug.2011 JSPS Research Fellow of ICL