Wenzhou tangerine, the fruit is oblate, orange-red, with a transverse diameter of about 6 cm, protruding oil cells and thin peel. The skin is bright, sweet and juicy. According to scientific analysis, it is rich in vitamins C, D, fructose, citric acid, calcium, phosphorus and iron. This kind of fruit is large, precocious, juicy and seedless, but its thin skin is not resistant to water storage. Young fruits and peels are used as medicine, and their efficacy is no less than that of Artemisia selengensis. It has a special detoxification effect on gas smoke poison.