1979 to 1983 studied in the philosophy department of Zhengzhou university. The graduation thesis "Evaluation of Wang Yangming's Philosophy" was rated as excellent. He graduated from 1983 with a bachelor's degree in philosophy. 1983- 1986 studied for a master's degree in the philosophy department of Peking University, majoring in the history of China philosophy, with Lou Yulie as the tutor. The graduation thesis "Analysis of Idealism in Jin's Theory of Knowledge" was well received by the defense committee and obtained a master's degree in philosophy. 1986- 1989 studied under Mr. Zhang Dainian and obtained a doctorate in philosophy, majoring in the history of China philosophy. 1987 to 1988, studying at the University of Tokyo, Japan. The doctoral thesis "Yan Fu and Fukuzawa Yukichi: A Comparison of Enlightenment Thoughts between China and Japan" opened up a new field of ideological and cultural comparison between China and Japan in modern times, and was affirmed by the defense committee with many new viewpoints. He successfully passed the defense and obtained a doctorate in philosophy. 1989 entered the Institute of Philosophy of Henan Academy of Social Sciences to study the history of China's philosophy, and 199 1 was promoted to associate researcher. 1995 promoted researcher; He has served as deputy director and director of the Institute of Philosophy; He is now a member of the Academic Committee of the Academy and the Editorial Committee of academic journal of zhongzhou. In 2000, he was transferred to the Institute of History of China Academy of Social Sciences as a researcher. In 2004, he was transferred to Tsinghua University College of Humanities and Social Sciences as a professor. Set up China philosophy and special courses, and be a doctoral supervisor. He is now a professor in the Philosophy Department of Peking University, China.