本廠精選雲南哀牢山區特有的野生型喬木大葉種晒青茶為原料，由於海拔均在3200米以上，自然生態環境優越，固固葉片呈紫色，香氣幽蘭，入口微甜。參加2007中國(東菀)茶文化節暨首屆東菀中國茶業質量評比大賽，經嚴格審評，經典紫芽榮獲普洱茶生茶類金獎。The factory selects the unique wild-type arbor and big-leaf sun-dried green tea in the Ailao Mountains of Yunnan as raw materials. Since the altitude is above 3,200 meters, the natural ecological environment is superior. Participated in the 2007 China (Dongwan) Tea Culture Festival and the first Dongwan China Tea Industry Quality Appraisal Competition. After strict review, the classic Ziya won the gold medal in the raw Pu'er tea category.