If it is a hierarchical classification, it is
Super grade: one bud and one leaf spread, flat and smooth grade: one bud and one leaf spread, containing one bud and two leaves spread, relatively flat and smooth grade: one bud and two leaves spread, relatively flat grade: one bud and two leaves spread, containing a small number of two leaf clips, relatively flat grade: one bud, two leaves and three leaves clip, relatively flat and relatively wide and unsmooth grade: one bud and three leaves clip. "Dragon": Longjing; "Cloud": the place of origin is Yun Qi; "Tiger": the origin of tiger running; Mei: meijiawu; Tea from these five producing areas is commonly known as West Lake Longjing. Among them, Lion Peak Longjing has the most! In addition, there are Longjing before rain, Longjing before tomorrow and so on. I recommend a visit here. West Lake Longjing is very good/lvcha/xihulong.html.