Professor-level Senior Engineer, China Institute of Geotechnical Investigation and Surveying Co., Ltd.

Director of Quality Management Department, Deputy Director of Technical Quality Center, Deputy Director of Construction Drawing Review Institute

Former Deputy Chief Engineer and Assistant General Manager / Manager of Review Department, Zhongkan Sanjia Engineering Consulting (Beijing) Co., Ltd.

Construction Drawing Reviewer (retired and rehired), Beijing Institute of Engineering Geology

Principal drafter of the 2002 edition of the national standard Code for Acceptance of Construction Quality of Building Foundation