Where does Tieguanyin come from? Tieguanyin originated in Anxi, Fujian, and was invented in 1725- 1735. Oolong tea is one of the top ten famous teas in China. Between green tea and black tea, it belongs to semi-fermented tea. Tieguanyin has a unique "Guanyin rhyme", which is fragrant and elegant, and "seven bubbles of fragrant streams are full of happy mountains and clouds". In addition to the general health care function of tea, it also has the functions of anti-aging, anti-cancer, anti-arteriosclerosis, prevention and treatment of diabetes, weight loss and bodybuilding, prevention and treatment of dental caries, clearing away heat and reducing fire, quitting smoking and sobering up. Tieguanyin leaves are as heavy as iron, beautiful as Guanyin, mostly spiral, sandy green in color, smooth and green in pedicel, with natural orchid fragrance, clear and golden in soup color, mellow and sweet in taste, slightly bitter in mouth, immediately sweet, resistant to brewing, full and bright, and each kind of tea has tea branches. The fake tea leaves are slender and thick, with no green and red edges.

Tieguanyin is not only fragrant and mellow, but also a natural and delicious drink, and its health care function is also outstanding in tea. Tieguanyin was introduced from Anxi County, Fujian Province in the eighth year of the Republic of China, and it can be divided into "Tieguanyin with red heart" and "Tieguanyin with green heart". The main producing area is Wenshan period, with thick branches and loose leaves, few buds and thick leaves, and low yield. However, the quality of wrapped tea is higher, and the production period is later than that of Qingxin oolong tea. Slightly arboreal, with oval, thick and fleshy leaves. The leaves are flat and spread out, which is suitable for planting Tieguanyin tea.