Chinese tea over 4000 years history in China but it is not easy to set the price and quality without direct taste it. Tea is plant bases with proteins, amino acids, vitamins, pectin elements, organic acids, LPS, carbohydrates, enzymes, pigments and so on. We have some tea producer direct support us in different types of Chinese tea and prove free sample for your choose. We are guarantee all the goods quality will be same as the sample. Pls. send me us a mail to michael@it-sourceshk.com for more information and your Free sample.