Dr. Jing Jiang, chief physician, professor. She is the doctoral supervisor of epidemiology and health statistics, member of the Epidemiology Branch of the Chinese Preventive Medicine Association, member of the Evidence-based Science Group of the Clinical Epidemiology Branch of the Chinese Medical Association, and biological Statistical consultant, currently the director of the Division of Clinical Research of the First Hospital of Jilin University. In 1988, she studied at the School of Public Health of Bethune University of Medical Sciences. In 2001, she was awarded a scholarship to study in Japan. In 2006, she graduated from the Department of Preventive Medicine, Nagoya City University, Japan, with a doctorate in medicine. She is currently responsible for the construction and operation of the Division of Clinical Research of the First Hospital of Jilin University, and has built a clinical data management platform, a sample management platform and a statistical analysis platform for researchers to lead clinical scientific research. As a discipline leader in clinical epidemiology, she has established clinical epidemiology research laboratories and biological sample banks to build a clinical scientific research resource management system and data analysis service system integrating clinical sample and data information collection, long-term observation and follow-up. In recent years, as the project leader, she has successively obtained 1 sub-project of the National Major Science and Technology Special Precision Medicine of the Ministry of Science and Technology, 4 general projects of the National Natural Science Foundation of China, the Ministry of Education and the Science and Technology Commission of Jilin Province. The author has published more than 50 SCI papers as the first and responsible author. The research team won the 2015 Gastrointestinal Tumor Clinical Research Innovation Team of Jilin Province, and won the Second Prize of Jilin Province Natural Science Award and Science and Technology Progress Award three times.