This course is made up of four videos. This course based on the characteristics of Lingnan herbal tea. The development of herbal tea; The types and effects of Lingnan herbal tea; The relationship between Lingnan herbal tea and health preservation; Introduce lingnan herbal tea culture and health preservation, Let foreign students know about lingnan's special "drink" —herbal tea and its health preservation function through pictures and on-the-spot interview videos.