Youth decoding instrument skin beauty technology is the use of youth decoding instrument of radar waves, accurate positioning technology and radio waves of focusing technology, under the premise of the skin interference, reaction is small, stimulate the skin cells collagen rapid newborn, for the skin to fully supply nutrition and water, so as to solve a variety of skin problems. The procedure is effective, reduces drug loss, is less painful and has a quick recovery. However, if the operation is not proper, it can cause the following complications: 1, hyperpigmentation: the incidence is high, usually appearing about 1 month after the operation, with a peak of 2 months, more than 6-12 months, and a small number of more than 1 year to subside; 2, erythema, edema and blisters: in some patients, due to excessive treatment energy or negative pressure attraction, the erythema will last for several days, and in severe cases, obvious blisters may appear, and if not properly cared for, there may be secondary Infection, resulting in hyperpigmentation or scarring; 3, pruritus: during or after treatment, a very small number of patients will experience itching, tingling or pain; 4, skin atrophy or scarring: if the skin damage is not handled correctly, the use of higher radiofrequency energy, which can cause localized depression of the skin, resulting in gradual atrophy of the skin; 5, other: some patients will experience burning, burning phenomenon, or contact, irritation Dermatitis.