Post doctorate in Germany (granted Humboldt Fellowship), enjoy special government allowance of the State Council. Member of Pancreatic Disease Association in Asian-Pacific region, Standing Committee Member of Gastroenterology Branch of Chinese Medical Association, Vice Chairman of Specialized Digestion Committee of Chinese Association of Pathophysiology, Leader of Specialized Pancreatic Disease Group of Chinese Society of Gastroenterology, Standing Committee Member of Gastroenterology Branch of Chinese Medical Doctor Association, Member of Parenteral and Enteral Nutrition Branch of Chinese Medical Association, Chairman of Shanghai Society of Gastroenterology and Executive Director of Shanghai Hospital Association. Editorial Board Member of Pancreas, Deputy Chief Editor of Chinese Journal of Pancreatology, Executive Editorial Board Member of Chinese Journal of Digestion, Deputy Chief Editor of Journal of International Gastroenterology, Chief Editor of Journal of Gastroenteropathy and Hepatopathy and Deputy Chief Editor of Shanghai Medicine. Selected into Shanghai Morning-Star Plan, Shanghai Dawn Plan, Shanghai Excellent Academic Leader Plan, New Century Support Plan of the Ministry of Education, National Level Talent of Hundred, Thousand and Ten Thousand Talent Project in New Century and Shanghai Leading Talent. Shanghai Top Ten Outstanding Youth of Medical Youth Management, Shanghai Shock Worker of New Long March and "The Most Reliable Leader for Employees" of Shanghai Federation of Trade Unions. Composed 10 academic monographs as the chief editor/deputy chief editor, declared one national invention patent. Won two Prizes for Shanghai Science and Technology Advancement, one Shanghai Medical Award and one Prize for Shanghai Medical Science and Technology. After 20 years of studies, his achievement ranks top in the field of pancreatic disease. He made systematic research and put forward the new theory of "the impact of intestinal barrier dysfunction on causing severe acute pancreatitis", which was widely promoted and applied nationwide. He was responsible for drafting some important academic guidances including Guidance for Diagnosis and Treatment of Acute Pancreatitis, Specification for Diagnosis and Treatment of Severe Acute Pancreatitis in Internal Medicine, Guidance for Diagnosis and Treatment of Chronic Pancreatitis and Advices on Clinical Diagnosis and Treatment of Intestinal Barrier Dysfunction, which plays an active role in facilitating the diagnosis and treatment specification of relevant disease across the nation.