Accompanied by Ms. Dongying Lu (Project officer, Technology Transfer Department of Shanghai Institute of Materia Medica, Chinese Academy of Sciences), Dr. Xin Sun (Scientific Editor, The Journal of Experimental Medicine) visited the Chinese National Compound Library (CNCL) in the afternoon of June 13, 2019. The honorable guest highly commended the foundation principles, operating mechanisms and innovation achievements of this national resource-sharing platform for drug discovery.