1976- 1980 Engineer, Power Machinery Laboratory, Beijing Institute of Technology
198 1- 1987, Ph.D., University of Ottawa, department of mechanical engineering.
1987- 1990 first secretary, American embassy in the United States of China.
Director, World Bank Department, Ministry of Finance, People's Republic of China (PRC)
1995- 1999 Assistant to the President and General Manager of the International Department of China Investment Guarantee Corporation.
Deputy Director of Zhongguancun Science Park Management Committee of Beijing Municipal People's Government.
20 10- currently the chairman of Beijing Zhongguancun Experts Association, the secretary-general of Zhongguancun Forum Association, the chairman of Zhongguancun Innovation Culture Development Promotion Association and the chief consultant of Zhongguancun Overseas Scholars Center.
20 14 Xia was elected as the vice president of the 7th European and American Alumni Association.