Tengcha commonly known as the Dragon Boat Festival tea, tea vine woman (also known as mountain sweet tea, asparagus tea). Department of Vitaceae Ampelopsis Ampelopsis Branch (Ampelopsis grossedentata) (Hand-Mazz) WTwang Spear leaves. English name for the Vine tea. Mainly grown in mountainous parts of southern China. This tinted green from frost; long bitter sweet, thirst; it taste sweet and cool, with detoxification, anti-bacterial anti-inflammatory, Qufengchushi, strong bones, blood pressure, blood fat, hepatoprotective and other effects. People used to control high blood pressure disease, colds, fever, cardiovascular disease, dermatitis, eczema and other diseases. Some scholars believe that: rattan tea has anti-inflammatory effects cough expectorant, cough expectorant and its role is similar to clofibrate. Experiments show that Tengcha Staphylococcus epidermidis, beta-hemolytic streptococcus, E. coli, Shigella, significantly inhibited. Common bacteria in food is better than the commonly used preservative benzoic acid inhibition. In addition, rattan tea can prevent atherosclerosis and fat, lowering blood sugar and so on. Rattan tea contains large amounts of flavonoids, its subject matter for DMY, its free radical scavenging rate as high as 73.3% ~ 91.5%, reduce oxidative damage in the body, has anti-aging effect. Rattan tea can reduce the degree of degeneration and necrosis of the liver tissue of animals, there's hepatoprotective effect.