Previous positions: Chief Surgeon of General Surgery in No. 210 Hospital
Acted as Director or Chief Surgeon for many hospitals after his retirement
Current position: Director of Senile Apartment of Dalian Yuanning Environmental Science & Technology Co., Ltd.
Previous positions: Professor of Economics in PLA Navy Dalian Naval Academy
Author of On Production Costs enjoying special subsidy of the State Council
Current positions: Chairman of Senior Association of Science & Technology of Zhongshan District, Dalian
Current position: Senior Advisor of Dalian Yuanning Environmental Science & Technology Co., Ltd.
Previous positions: Chief Engineer of Dalian Modular Machine Tool Research Institute of Ministry of Machinery Industry
Chief Engineer of Dalian MEC CNC Machine Tool Co., Ltd.
Expert from expert panel of 2nd phase project of Three Gorges Project Current positions: Engineer of Professor Grade and Chief Technology Officer of Dalian Yuanning Environmental Science & Technology Co., Ltd.