Jin, a professor at Renmin University of China, a doctoral supervisor, a famous etiquette expert, and a part-time professor at many domestic universities. At present, he is the head of the Department of Diplomacy, the director, professor and doctoral supervisor of the Center for Etiquette and Public Relations, School of International Studies, Renmin University of China.

Professor Jin has given lectures on etiquette in nearly 100 media such as CCTV lecture room, China Education TV, China Radio and TV, Shanghai TV and Shandong TV.

Professor Jin took the lead in setting up etiquette courses in domestic universities. Over the years, we have been committed to promoting and popularizing etiquette knowledge to the society. And published a number of related monographs and teaching materials.

Professor Jin's representative works include more than 20 best-selling works such as Introduction to Etiquette I, Diplomacy, Foreign Etiquette Course, Business Etiquette Course, Government Etiquette Course, Service Etiquette Course, Company Etiquette, Civil Servant Etiquette, Foreign Affairs Etiquette and College Students Etiquette.