The Origin and Spread of the Green Leaves

Joseph Needham, an expert in the history of Chinese science and technology in the United Kingdom, once said, "Tea is China's fifth contribution to humankind after the four inventions of gunpowder, papermaking, printing, and compass. Tea is popular and people’s taste vary according to different tea names. Now there are more than 50 countries planting tea in five big continents, and 120 countries import tea from China. Most of the people among 5 billion in the world like to drink tea and tea culture cover the world. And tea drinking customs and culture in various regions have its own characteristics of drinking custom. Different tea customs reflect different values and cultural orientations of different nations, regions and countries.