In the long-term teaching and research of economic management, Professor Gao Fei has taught courses such as Modern Enterprise Management, History of Western Enterprise Management Thoughts, Enterprise Strategic Management, Management Psychology, Organization and Human Resource Management, Macroeconomic Management, Macroeconomic Operation and Regulation, and China Tax System, and won many excellent awards from the Party School of Shanxi Provincial Party Committee and Shanxi Administration College. From 65438 to 0998, he served as the deputy director of the teaching and research section, united with young teachers, actively carried out teaching reform, innovated teaching methods, and organized and compiled a large number of teaching materials for graduate and undergraduate classes, which made a new breakthrough in the teaching and research work of the teaching and research section.

In scientific research, he participated in the writing of 1992 national social science fund project "shareholding system and socialism", and 1996- 1997 won the second prize of outstanding scientific research achievements of the national party school system and the first prize of popularization and application of social science achievements in Shanxi Province. The main works and teaching materials recently completed are: Introduction to Share-holding System (co-author); China stock system (co-author); China's enterprise management model (co-author). Editor-in-chief has published three books: Modern Enterprise Management, National Tax Management, Macroeconomic Management, Securities Investment, Modern Marketing, Management Psychology, 50 Years of China's Socialist Economic Construction, China Tax Practice, Enterprise Strategic Management and Frontier of Management Theory. Recently, the main papers published in journals above the provincial level include: some thoughts on the reform of state-owned enterprises (Journal of the Party School of Shanxi Provincial Party Committee, No.5, 2001); On the Deepening Reform of State-owned Enterprises (Journal of Party School of Shanxi Provincial Party Committee, No.5, 2002); Construction and Promotion of Enterprise's Core Competitiveness (Journal of Shanxi Provincial Party School, No.3, 2003); Discussion on the Reform of Enterprise Income Tax System in China (Theoretical Exploration, No.3, 2003); On the main characteristics and problems of merger and acquisition of state-owned enterprises (Journal of Party School of Shanxi Provincial Committee of the Communist Party of China,No. 1 2006).