Accompanied by Deputy Director Jun Li from Shanghai Institute of Materia Medica, Chinese Academy of Sciences (CAS), Director Shuo Shi (Secretary of CCP Committee for Discipline Inspection, the National Astronomical Observatories, CAS) and 18 of her colleagues visited the Chinese National Compound Library (CNCL) in the afternoon of March 2, 2017. The honorable guest highly commended the foundation principles, operating mechanisms and innovation achievements of this national resource-sharing platform for drug discovery.