Xinying Sun got her Ph.D in 2006 at Peking University. As a visiting scholar, Dr. Sun studied at the University of North Carolina at Chapel Hill during 2013-2014. Dr. Sun is now a member of the health education and promotion branch of Chinese Preventive Medicine Association and the vice chairman of general practice and health management standard committee of China health information and health care big data society. She conducted several research projects funded by China National Science Foundation and Beijing Science Foundation, focusing on health related behavior intervention and health communication. In her project on behavioral intervention in diabetes, she explored the factors influencing Chinese elderly patients’ actual behaviors of wearing activity trackers and its impact on glucose control.