Oolong Tea (also known as Wu Long Tea) is from the Wuyi District of Fujian Chinaalso known for its famous Rock Tea. Oolong is semi-fermented, combining the qualities of black (richer taste) and green (antioxidants benefits) teas. Our oolong tea has a woody aroma and a full-bodied flavor. A typical cup of oolong tea has about 30-40mg of caffeine, and cup of coffee ranges from 100-180mg.Product of China.Certified Organic by: IMO Switzerland. • Organic Oolong tea leaves