CKLC invited Prof. Wang Ying from the institute of Chinese Medical Sciences to deliver a lunch talk in aromatherapy using Chinese Medicine. The talk attracted many students to join. Prof. Wang introduced the history of the development of aromatherapy in China, the functions of various Chinese medicines and how human body absorb aroma. Prof. Wang explained that the same mechanism also works in the application of cosmetics. Students were very interested in the topic and many raised relevant questions afterwards.