Yang Jing, chief physician of the first department of general surgery, Gansu Provincial Hospital, who graduated from Tongji Medical College of Huazhong University of Science and Technology, master tutor of Gansu University of Chinese Medicine.In 2014, I went to study and exchange in Hvidovre Hospital affiliated to the University of Copenhagen in Denmark. I'm currently engaged in the clinical diagnosis, treatment and scientific research of gastroenterology and hepatology. My main research interest is the molecular mechanism of autophagy and tumor recurrence and metastasis in digestive tract tumors. I had presided over two provincial scientific research projects, participated in two National Natural Science Foundation projects, and won the "Gansu Medical Science and Technology Second Prize". I had published more than 10 papers in SCI and domestic core journals in the past five years.