Tieguanyin is the best and I like it best.
Black tea, sweet and warm, can nourish human yang; Black tea is rich in protein and sugar, which can warm the abdomen by heating, enhance the cold resistance of human body, and help digestion and greasy. Black tea is also called fully fermented tea because it is fully fermented during processing and oxidizes tea tannin. Fresh tea leaves are oxidized to form red oxidative polymerization products-theaflavins, thearubigins and theabrownins. Some of these pigments are dissolved in water and brewed into black tea soup. Famous traditional Kung Fu black tea products include Hong Hu, Hongyi, Ninghong, Hong Min, Taihong, Qi Hong, etc. It is famous for Qi Hong in Qimen County, Anhui Province.
Kuding tea is bitter, sweet and nontoxic. Its most important function is to remove garbage and toxins from the body. Lu Yu's "Tea Classics" "Bitter and sweet into the Yin, tough to raise the year." Li Shizhen's Compendium of Materia Medica records: "Boil and drink, quench thirst, improve eyesight, remove annoyance, eliminate phlegm and promote diuresis, dredge small intestine, treat stranguria, stop headache, remove annoyance, swallow, clear upper diaphragm and benefit throat." Kuding tea has no side effects whether it is fitness or treatment, and is suitable for men, women and children.