0:00:00.000,0:00:03.112 Hi, welcome to watch this episode of Sinology 0:00:03.152,0:00:15.977 In ancient China, the emperor was supreme 0:00:15.977,0:00:42.129 They get up at four o’clock every day and start washing dragon ditch, which is a lucrative job for the palace ladies 0:00:42.129,0:01:27.391 Washing dragon ditch specifically refers to the emperor's mouthwash with tea 0:01:27.431,0:01:53.050 The water used by the emperor came from the spring of Yuquan Mountain in the suburbs of Beijing, and the tea was a tribute from southern China 0:01:53.050,0:02:01.415 The emperor will rinse his mouth with the first sip of tea, he will not drink the rest of the tea 0:02:01.415,0:02:12.537 Palace ladies have the right to dispose of these tea leaves, they will re-dry and sell them 0:02:12.537,0:02:17.287 So don’t misunderstand washing dragon ditch anymore