Essential oil back massage is a cosmetic method originated from traditional medicine in China, which combines detoxification and rejuvenation with aromatic essential oil. Massage through the channels and collaterals, combined with the use of body essential oil, can relax and activate the channels and collaterals, dredge blood vessels, promote blood circulation, activate bones and muscles, relieve mood, relieve stress, eliminate fatigue, help sleep, tighten skin and restore elasticity. In addition, specially treated buckwheat is attached to the corresponding parts to achieve the functions of dehumidifying, expelling cold and improving sleep.