The Distinguished Lecture Series on Eastern and Western Medicine, titled "Immune Diversity and Antiviral Immunity of Herbal Medicine," was organized by the School of Chinese Medicine, HKU, and took place on 3 May 2024. Professor Xu Anlong, the Former President of Beijing University of Chinese Medicine, delivered an esteemed lecture, sharing his team's groundbreaking research on the origins of the adaptive immune system and the mechanisms of antibody recombination. The lecture received positive feedback and proved highly beneficial to the audience.