Answer: the formation and popularity of the tea method is in the Tang Dynasty, tea to the common people, tea is no longer the privilege of the aristocracy. By the Tang before the "eating tea porridge" to the Tang people regarded tea as "more than the crowd and only high", is a major leap in China's tea culture. At this time, the choice of tea and water, cooking methods, as well as the tea drinking environment and the quality of tea is also more and more concerned about the gradual formation of the tea ceremony.