1962 after further study, Tsinghua University was transferred to the central special commission to engage in cutting-edge national defense. In 1970s, as the director of science and technology, he assisted the State Council to lead the work. He worked with Premier Zhou for 9 years and General Su Yu for 7 years. Later, he was transferred to the Academy of Military Sciences as a researcher and chief engineer, and also served as the dean of Beijing Institute of Applied Technology and Beijing College of Science, Education, Culture and Health.

In 2008, he served as an expert in the Olympic Security and China Standardization Research Center of Beijing Public Security Bureau, vice chairman of Beijing System Engineering Society, consultant to the expert committee of Beijing Humanities University, and one of the founders of China Oriental International Research Institute.

20 1 1 Consultant to the President of Beijing Tiantongkang Institute of Life Sciences and Senior Professor of Beijing Tiantongkang Education Development Center.

More than a decade ago, he was the chief consultant of the state-owned Huacheng consortium with assets of several billion. Director of Expert Committee of Daxing Group Company.