This child is a typical congenital skin laxity, skin laxity is a symptom, caused by a variety of different causes, clinical can be divided into congenital, acquired and limited three, congenital refers to the skin elastic fiber congenital development defects caused by the child at birth or soon after birth, skin symptoms, at first edema-like changes, and then the skin gradually relaxation, sagging, more folds. The skin of the upper eyelid sags and hinders vision, while the skin of the lower eyelid sags and forms an ectropion. The skin loses elasticity due to a significant reduction in elastic fibers, sometimes even lacking, and the fibers become thicker, shorter, degenerate, and break. The skin loses its elasticity and in some folds it hangs in a pouch-like position and cannot retract. The disease not only invades the skin, but also involves the tissues of the whole body, such as emphysema, multiple hernias, diverticula, prolapse of the gastric mucosa, sometimes accompanied by hair thinning and loose teeth.