In Anhua, most rural farmers make tea and drink tea, which is related to the treatment of traditional Chinese medicine in China. In the folk, smashing tea is called "medicinal tea". In addition, Anhua area is located in a remote mountainous area and used to be a poor place. People look down on the disease, so they take some symptomatic herbs to drink-making tea to quench their thirst and cure diseases, and it costs nothing. So until now, people still use it to prevent diseases. Many old people seldom get sick when they are 80 or 90 years old, because they drink this kind of tea since childhood. The life expectancy of the elderly in Anhua rural areas is higher than that in other places, which is related to drinking tea for a long time.