Accompanied by Madam Minshu Wu (Editorial Office Director, Acta Pharmacologica Sinica), Dr. Peter J. Brown (Principal Investigator of Institution Structural Genomics Consortium), Professor Zhongping Feng (Director, Collaborative Program in Neuroscience, Faculty of Medicine) and Associate Professor (Division of Anatomy, Department of Surgery, Faculty of Medicine) from University of Toronto, Canada visited the Chinese National Compound Library (CNCL) in the afternoon of November 30, 2017. They were warmly greeted by Professor Dehua Yang (Professor of Shanghai Institute of Materia Medica, Chinese Academy of Sciences). The honorable guests highly commended the foundation principles, operating mechanisms and innovation achievements of this national resource-sharing platform for drug discovery.