On March 20, 2019, Drs. Diether Lambrechts (KU Leuven, Belgium), Daniel J. Drucker (University of Toronto, Canada), Stephen Hill (University of Nottingham， U.K.) and Bryden Le Bailly (Senior Editor, Nature, U.K.) visited the Chinese National Compound Library (CNCL), the National Center for Drug Screening (NCDS) and Shanghai Institute of Materia Medica, Chinese Academy of Sciences. They were accompanied by Dr. Ming-Wei Wang (Director, the National Center for Drug Screening/CNCL) and warmly received by Drs. Dehua Yang, Jingya Li, Xin Xie, Beili Wu, Huaqiang Xu and Xuekui Yu. The honorable guests toured various research facilities among these sites and delivered lectures with different topics.