Pu'er Tea is a special tea of Dark Green Tea which is only made in China and has been used as a beverage in many places of the world for long time. It is proved that Pu'er Tea has functions of lowering blood glucose and blood lipid by pharmacological studies. For higher demanding of people's quality life and health, Pu'er Tea is favored by more and more people in recent years. But the active components in Pu'er Tea are unknown, which badly restricts the development of health industry of Pu'er Tea. In this s...