Accompanied by Professor Ao Zhang (Assistant Director, Shanghai Institute of Materia Medica, Chinese Academy of Sciences), Dr. Lorraine Clark (Managing Editor of Journal of Medicinal Chemistry (JMC), ACS Medicinal Chemistry Letters and ACS Infectious Diseases) visited the Chinese National Compound Library (CNCL) in the afternoon of October 25, 2018. The honorable guest highly commended the foundation principles, operating mechanisms and innovation achievements of this national resource-sharing platform for drug discovery.