Longjing is a traditional Chinese tea, which belongs to the Green Tea, ranked first in Chinese tea. Longjing tea was produced in the West Lake area of Hangzhou, Zhejiang. It was created by the ancient tea farmers in the Song Dynasty for more than one thousand and two hundred years. Longjing color green, fragrant, sweet and refreshing, shaped like a Buxus, namely "the color green, fragrant and sweet and beautiful shape" four characteristics, West Lake Longjing Tea tea for the flat, tender leaves, strip width, neat, green yellow, smooth, one bud and two leaf. . Longjing tea contains more amino acids, catechin, chlorophyll and vitamin C than other tea and rich in nutrition. With black tea and white tea, it is one of the most important tea types in China.