Hangzhou University
April 1964, Ji was born in Wenzhou, Zhejiang Province, China. Ji graduated BS from Hangzhou University (previous and current Zhejiang University) in Hangzhou in 1984. From 1984 to 1985, Ji was a master student at the Department of Mathematics of Hangzhou University. Ji went to United States to continue his study in 1985, and in 1987 Ji obtained MS from the Department of Mathematics of the University of California, San Diego. In 1991, Ji obtained PhD from the Northeastern University (doctoral advisors: R. Mark Goresky and Shing-Tung Yau).