Chinese tea green, oolong, black and post-fermented. Others add categories for scented and compressed teas. All of these come from varieties of the "Camellia sinensis" plant. Most Chinese teas are cultivated and consumed in China, however are also exported internationally due to a rise in the popularity of Chinese cuisine worldwide. It is commonly available in Chinese Restaurants and grocery shops worldwide. Green tea is the most popular type of tea consumed in China. Within these main categories of tea are vast varieties of individual beverages. Some researchers have counted more than 700 of these beverages. Others put the number at more
History of Chinese cuisine during the reign of Harsha (r. 606–647) over North India, Indian envoys to Tang China brought two makers of sugar who successfully taught the Chinese how to cultivate sugarcane. Cotton also came from India as a finished product from Bengal, although it was during the Tang that the Chinese began to grow and process cotton, and by the Yuan Dynasty it became the prime textile fabric in China. During the earlier Southern and Northern Dynasties (420–589), and perhaps even earlier, the drinking of tea became popular in southern China. (Tea comes from the leaf buds of "Camellia sinensis", native to