Pu 'er tea is produced in Pu 'er City, Yunnan Province. Yunnan big leaf sun-cured green tea was used as raw material, and loose tea and pressed tea were made by post-fermentation process. The appearance color is brownish red, and the inner soup color is red and bright. Pu 'er tea has the effects of lowering blood pressure, reducing blood fat, resisting aging, nourishing and protecting stomach, losing weight and beautifying face. Drinking Pu 'er tea for a long time has the function of regulating physical condition. Pu 'er tea can be divided into raw tea and cooked tea. Raw tea has a refreshing effect. Because it contains more tea polyphenols, people with insomnia, pregnant women, people with colds and fever, and patients with gastric ulcer should not drink raw Pu 'er tea. Cooked tea is helpful to sleep, and the weight loss effect is better than raw tea. The older Pu 'er tea is, the more fragrant it is. The aged Pu 'er tea has a high collection value. The storage, brand and origin of Pu 'er tea determine the quality of Pu 'er tea. According to the best-selling degree and quality of Pu 'er tea, the existing Pu 'er tea brands are ranked in the industry. And select some excellent Pu 'er tea brands and the top ten Pu 'er tea brands. China Tea (China Tusu Tea Import and Export Company), Dayi (Menghai Tea Factory), Fuhai (Menghai Fuhai Tea Factory) Jiaming (Yunxian Jiamu Tea Co., Ltd.) Langhe (Menghai Langhe Tea Factory) Longsheng (Yunnan Longsheng Green Industry (Group) Co., Ltd.) Longyuanhao (Xishuangbanna Guchashan Tea Industry Co., Ltd.) Old comrades (Anning Bay Tea Industry Co., Ltd.) chose Pu 'er tea. Four major decisions: first, clear: smell it; The taste should be clear, not musty. The second is purity: distinguish its color; Brown as jujube, not black as paint. The third is positive: keep its position; Store in a dry warehouse, not in a damp place. The fourth is qi: taste its soup; The aftertaste is mild and can't be mixed. Six no policies: First, not taking the wrong year as the benchmark. 2. Not based on forged packaging. Third, don't use the color of the soup as an excuse. Fourth, don't take flavoring as an illusion. Fifth, don't call it unlucky. 6. Leaf species regardless of tree age.