According to the inquiry of Pucha. Com, as long as the products generally have a shelf life, Tieguanyin tea, as an agricultural product, is naturally the same, only with a shelf life. Many Tieguanyin in the market are packaged in small bags of 7-8 grams. This packaging method adopts vacuum compression packaging method. Tieguanyin packed in vacuum compression can only be stored in a cool place for a long time, usually about 18 months, and it will be better if it can be stored in a freezer at MINUS 5 degrees.

Tieguanyin is rich in amino acids, vitamins, minerals, tea polyphenols and alkaloids. It has a variety of nutritional and medicinal components and has health care functions. In the eighth year of the Republic of China, it was introduced from Anxi, Fujian, and it was divided into two types: "Tieguanyin with red heart" and "Tieguanyin with green heart". In Wenshan period, the main producing areas were horizontal, with thick branches and loose leaves, few buds and thick leaves, and low yield, but the quality of packaged tea was high, and the production period was later than Qingxin Wulong. Its tree shape is short, its leaves are oval and its leaves are thick and fleshy. The leaves are flattened.