Prof. Guanbo Wang gave a popular science lecture on naming of the elements and chemical compound at the China Science and Technology Museum on May 19th, 2019. He was invited by the Chinese Chemical Society and the China Science and Technology Museum to contribute to a popular science series organized in memory of the 150th anniversary of Mendeleev's periodic table and in celebration of the United Nations’ announcing 2019 as the International Year of the Periodic Table of the Chemical Elements.