Xiong Bin, member of China Mathematical Olympic Committee, head coach of the 45th IM0 China team, leader of the 46th IM0 China team (China team won the first place in both competitions), and tutor of master students in the Department of Mathematics of East China Normal University. Senior coach of China Mathematical Olympics, host of "Mathematical Communication" and "Mathematical Competition", editorial board member and reporter of "Mathematical Teaching" and "Mathematical World". He has been the coach of China Mathematical Olympiad National Training Team for many times, guiding many students to win IM0 gold medals, and participating in the proposition work of national junior high school mathematics competition, national senior high school mathematics league, western mathematical Olympics, women's mathematical Olympics, Hope Cup national mathematical invitational tournament, China Mathematical Olympics (CMO) and international youth city mathematical invitational tournament. He has published more than 80 articles in magazines at home and abroad, and edited, translated and edited hundreds of Yu Ben's works. Among them, Denton's Olympic Mathematics Course was widely published, and he also presided over the compilation of related electronic textbooks.