"The smaller the brand, the more imperfect the product system, and the product quality control is far from up to standard. Almost all processes have great defects, which is a common problem of small and medium-sized tea enterprises." Finding big brands may be relatively reliable, because those big brands often have their own experience stores. For example, brands such as Tianfu, Bama, Huaxiangyuan, Zhang Yiyuan and Dayi really sell well online. For example, some brand products of a certain treasure 19.9 yuan, and many in 9.9 yuan. Do you feel at ease drinking such products? Yes, but the sales volume is good, including a number of such platforms.