On April 27, 2024, Chen Chao-Long, Academician, Chinese Academy of Engineering，Hornor President of Changgung Memorial Hospital, Taiwan, and Pierre-Alain Clavien, Chairman of the Department of Surgery in Zurich, Switzerland were appointed Distinguished Visiting Professor at Tsinghua University, School of Clinical Medicine. The appointment ceremony was held on Tsinghua Main Building. Professor Wang Hongwei, vice president of Tsinghua University attended the ceremony and presented the letter of appointment to the two professors, Academician Dong Jiahong, dean of School of Clinical Medicine, and professor Wei Lai, Vice president of Beijing Tsinghua Changgung Hospital attended the ceremony.

At the "2024 Tsinghua International Liver Cancer Summit Forum and Yttrium 90 International Exchange Forum" held here, academician Chen and professor Clavien delivered academic lectures entitled “Two decades of experience in Pre-transplant downstaging for HCC" and "Precision liver perfusion for long-term preservation", respectively, focusing on the major theoretical and key technical problems in this field.

Professor Chen is a pioneer liver transplant surgeon who performed the first successful liver transplantation in Asia in 1984, and by 2017, has accomplished 1700 more. He was elected as Academician of the prestigious Chinese Academy of Engineering in 2007 and as President-elect of the International Living Donor Liver Transplantation Study Group in 2017. He remains director of one of the leading global centers in living donor liver transplantation.

Professor Clavien is a worldwide renowned Hepatic-biliary-pancreatic surgeon-scientist, currently professor and chairman of the Department of Surgery in Zurich, Switzerland. His laboratory made the discovery of serotonin as a key mediator of liver regeneration and pathogenesis of cancer (Science 2008). He has also developed a simple and widely used system to evaluate complications after surgery, which holds his name. In 2014 he received the honorary fellowship at American College of Surgeons (ACS), and in 2016 he received the honorary fellowship at the American Surgical Association (ASA).