The difference lies in the main raw materials of Besunyen Qingchang tea: mulberry leaf, lily, cassia seed, mulberry and green tea. Applicable people. The main raw materials of Besunyen Runchang tea: green tea, Smilax glabra, Adenophora adenophora, yam, senna leaf and cassia seed. Health care function: improve gastrointestinal function (defecation).