Jun Yu is a Chair Professor of Department of Medicine and Therapeutics, Assistant Dean of Faculty of Medicine, Director of the Research Laboratory of Institute of Digestive Disease, and Associate Director of State Key Laboratory of Digestive Disease, The Chinese University of Hong Kong (CUHK). She serves as Council Member of American Gastrointestinal Association (AGA) Oncology and Council Member of AGA Microbiome and Microbial Diseases, USA; Council Member of International Cancer Microbiome Consortium; Associate Chairman of HK Scientist Association; Deputy Chief Editor of J Gastrolenterol Hepatol, Associate Editor for Oncogene Scientific Reports, editor for Gut, etc.

Her research interests being molecular pathogenesis, microbiome and diagnostic biomarkers and therapeutic targets of gastrointestinal cancers. She has over 420 peer-reviewed publications (92 papers IF>10, h index=68). She has over 50 patents with 25 approved in US and China on cancer early diagnostic markers and treatment targets. She obtained 30 prestigious awards, including Top 10 People in Global Intestinal Bacteria Study-Enthusiasm Daily 2019 List; He Liang He Li Science and Technology Progress Award; AGA Council Oncology Research Mentor Award 2017; The WuXi PharmaTech Life Science and Chemistry Award 2017; The State Natural Science Award 2016; The State Scientific and Technological Progress Award (Innovation Team) 2016; Croucher Senior Research Fellowship 2016; The State Science and Technology Progress Award 2012.