Accompanied by Mr. Yansen Shi (Office Director of Shanghai Institute of Materia Medica, Chinese Academy of Sciences), Mr. Yu Cai (Deputy Director of Development and Reform Commission of Shenzhen Municipality) and four of his associates visited the Chinese National Compound Library (CNCL) in the afternoon of June 29, 2018. They toured the entire facility and were deeply impressed by the operating mechanisms, service-oriented approaches and advanced technologies at CNCL.