Quoc Sinh Nguyen is an Associate Researcher at the Institute of History, Vietnam Academy of Social Sciences. His main research areas are Sino-Vietnamese relations and Southeast Asian issues. He has published monographs such as Studies on Ancient Vietnamese Figures, History of Gao Ping and General History of Vietnam. His main academic papers include “Understanding Some New Issues of the Vietnamese Ding Dynasty from the Perspective of Comparing Historical Records between Song and Vietnam,” “A Comparative Study of the Records on the Ding-Song Relationship in Sino-Vietnamese Historical Records,” and “The Game of Imperial Power: Another Cause of the Song-Ly War,” among others.