Green tea is called "national drink" in China. A large number of studies in modern science have confirmed that tea does contain biochemical components closely related to human health. Tea not only has the pharmacological effects of refreshing brain, clearing away heat and relieving summer heat, promoting digestion and resolving phlegm, reducing fat and losing weight, clearing away heart-fire, relieving hangover, promoting fluid production to quench thirst, reducing fire and improving eyesight, stopping dysentery and removing dampness, but also has certain pharmacological effects on modern diseases such as radiation sickness, cardiovascular and cerebrovascular diseases and cancer.

Chrysanthemum tea is a kind of medicinal tea made of chrysanthemum. Fubaiju of Futian River in Macheng, Hangbaiju in Tongxiang, Zhejiang, and Florists Chrysanthemum at the foot of Huangshan Mountain are all famous. Chrysanthemum morifolium is a perennial herb of Compositae, and it is one of the traditional Chinese medicines commonly used in China, mainly used for medicinal purposes of flower heads. According to ancient records, chrysanthemum is sweet, bitter and slightly cold; Has the effects of dispelling pathogenic wind, clearing away heat, clearing liver-fire, improving eyesight, removing toxic substances and diminishing inflammation. Modern medical research has also confirmed that chrysanthemum has the functions of lowering blood pressure, eliminating cancer cells, dilating coronary arteries and inhibiting bacteria. Long-term drinking can increase calcium, regulate myocardial function and reduce cholesterol, which is suitable for middle-aged and elderly people and prevent epidemic conjunctivitis. It also has a good effect on dry eye caused by excessive liver fire and excessive eye use.