1September 1989 to1July 1994, studied in the medical department of Henan Medical University and obtained a bachelor's degree in medicine. September1994.9-July 1999.7 studied in the Department of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical University, and obtained a postgraduate degree. 10 in July, 1999, I was awarded the position of Shanghai Medical University (now Fudan University). From June 2007 to 200710, I went to the Diabetes Foot Center of Newcastle University in the UK to study.