... divided into several types,including special grade and grade one, three,five,seven and nine.They have fleshy tender sorrel tealeaves ... , all the tealeaves must be stored in dry warehouses for three years of aging before they come to market . Annual sales volume ... per month Business ranges Tea planting,,processing, selling All kinds of Managers(person) Above 463TOP 4 Product categories1.Yunnan black tea2 ...