Tea, along with porcelain and silk, has long been one of China’s most significant exports.ln the 6th century, a Buddhist monk introduced tea to Japan and a Portuguese missionary to Europe in the 16th century. In this way, tea became an international beverage. From ancient times to today, tea has been a necessity of the ordinary life of anyone Chinese. Tea, along with porcelain and silk, has long been one of China’s most significant exports.ln the 6th century, a Buddhist monk introduced tea to Japan and a Portuguese monarch missionary to Europe in the 16th century. In this way, tea became an international beverage . From ancient times to today, tea has been a necessity of the ordinary life of anyone Chinese.