Bird's Tongue tea, also known as White Hair Tip, originates from Duyun City in southern Guizhou.

Duyun City has a mild climate, abundant rainfall, cloudy and fertile soil, which is a good place for tea trees to grow. Especially the main production of Duyun Mao Jian tea Tuan Shan, Dading two townships, where the valley rolling, elevation of thousands of meters, canyons and streams, forests and trees, cloud shrouded, mild climate, the average temperature of 15.5 ℃, the annual effective cumulative temperature of 4915 ℃, the winter is not cold, no summer heat, the annual precipitation of 1,404 millimeters, especially at the turn of the spring and summer, the drizzle, extremely conducive to the tea bud buds sprouting.

The tea tree was born in the canyon on both sides of the stream, there are verdant evergreen conifers and broad-leaved trees for its natural barriers, the formation of air humidity and more slow-shooting light of the excellent environment, and thus the tea tree grows strong, holding the tenderness of the period is long. Growing in the natural environment of the beautiful local tea tree varieties, fully demonstrated the buds and leaves hairy, fat and tender, early germination, holding tenderness of the characteristics of the strong, its fresh leaves rich in inclusions, for the creation of Duyun Mao Jian laid the foundation. Mao Jian tea is made from the local moss seed, which has the characteristics of early germination, fat buds and leaves, more velvet hairs, strong tenderness, and rich content.

When brewing bird tongue tea, tea and water ratio should be appropriate, usually tea and water ratio of 1:50 ~ 1:60 appropriate. The temperature of the water for tea brewing is required to be around 80 degrees Celsius, which is the most suitable. Tea leaves into the cup after pouring a small amount of boiling water to soak the tea leaves to the extent that the cover for about 3 minutes, and then add boiling water to seven or eight percent full, you can drink while hot. When you drink about one-third of the tea remaining in the cup, add more boiling water. Usually to brew three times for the best.