Senior authoritative international business etiquette expert, etiquette consultant of the Protocol Department of the Ministry of Foreign Affairs, doctoral supervisor Jin, Professor Jin, director of the Department of Foreign Affairs of the School of International Studies of Renmin University of China and director of the Etiquette and Public Relations Research Center. At present, Renmin University offers courses on diplomatic theory and practice, international etiquette, social etiquette, service etiquette and university etiquette for graduate students, undergraduates and correspondence students. Main research fields: diplomacy, etiquette, communication, etc. Teacher Jin is a man of the hour who is active in the platform of interpersonal communication and social etiquette in recent years. She is not only popular with college students, but also often trains etiquette and interpersonal skills for large enterprises and government departments. Mr. Jin has served as a host or guest in etiquette programs of well-known media such as CCTV, china national radio, Beijing TV Station and Beijing People's Broadcasting Station. Teacher Jin's personal works: Business Etiquette, Service Etiquette, Public Relations Etiquette, Social Etiquette, International Etiquette, Government Etiquette, Teacher Etiquette, Introduction to Modern Diplomacy, Modern Communication Etiquette, etc.