Ding Ding (Cheng Qili), male,1born in March 1955, is a native of Laixi, Shandong Province, with a doctorate in history. He is currently a professor, executive deputy director and doctoral supervisor of Qilu Cultural Research Center of Shandong Normal University, the key research base of humanities and social sciences of the Ministry of Education. He is also an academic member of china confucius foundation, vice president of Shandong Confucius Institute and vice president of Shandong Zhouyi Research Association. Over the years, he has been mainly engaged in teaching and research in the fields of the history of Confucian classics, historical philology and the history of ancient China culture, and has published 6 academic monographs and more than 0/00 academic papers. Representative works include: Introduction to Ancient Prophecy (China Social Sciences No.4, 1992), Textual Research on Rites and Funeral (Social Sciences Literature Publishing House, 2003), Research on Ancient Prophecy in China (Shanxi People's Publishing House, 1993) and. New Interpretation of Three Rites (Tsinghua University Press, 2006), Interpretation of Rites (Renmin University of China Press, 20 10), etc. , has won 29 national, provincial, municipal and university-level scientific research achievement awards, including 7 provincial and ministerial awards. Now he is in charge of the national social science fund project: III. General history of etiquette,