Accompanied by Madam Rongxia Zhang (Staff Member at the Office of Commercial Cooperation and Industrialization, Shanghai Institute of Materia Medica, Chinese Academy of Sciences), Mr. Guiming Liu (Director of Chemistry Examination Department, Patent Office, State Intellectual Property Bureau of China), Madam Junxia Chen (Deputy Investigator of Department of Natural Medicinal Chemistry,  Patent Office, State Intellectual Property Bureau of China) and Mr. Yue Zhang (Manager of Department of Financing Services, Pudong Intellectual Property Administration) visited the Chinese National Compound Library (CNCL) in the afternoon of August 10, 2017. The honorable guests toured the entire facility of CNCL with interest and were deeply impressed by the operating mechanisms, service-oriented approaches and advanced technologies at CNCL.