Expansion lines of the skin can be improved through general treatment, drug therapy, physical therapy and other ways, due to individual differences, need to choose the appropriate treatment according to the specific circumstances. 1. General treatment: swelling lines are mostly caused by dermal fracture, mostly seen in obesity or pregnant women, for obese patients it is best to control their weight, appropriate exercise, eat less greasy stimulating food. 2. Medication: For early swelling lines, patients can follow the doctor’s instructions to use polysulfonic acid mucopolysaccharide cream, vitamin A cream, silicone gel and other external coating. 3. Physical therapy: For patients with old or deep swelling lines, laser and other physical ways to stimulate the deep skin tissue collagen newborn, so as to repair the local skin, to eliminate the role of swelling lines. For patients with swelling lines, it is recommended to go to a regular hospital, under the guidance of the doctor to choose the appropriate way of active treatment, in order to get the best treatment results.