The method is to cut off the loose sticky wax and its lower layer and sew it again to achieve the purpose of tightening, but the risk of trauma is relatively high. The improved operation method adopts small incision, without mucous membrane and muscle layer, and tightens vaginal tissue, so the postoperative elasticity is better. 10? /kloc-can be recovered in 0/5 days, which is suitable for some patients with severe vaginal relaxation. The second is the filling method, and the materials used are some colloidal biological agents. Because the vaginal wall is rich in blood supply, the tissue swells when injected, and the amount of medicine filled is very small, which is only suitable for some patients with mild relaxation, but it has the disadvantage of uneven elasticity of the vaginal wall after injection. Third, the injection method of shrinking yin liquid is a traditional Chinese medicine extract, which can make vaginal tightening and restore elasticity through injection. This method is simple and easy to operate, and is suitable for some patients with mild to moderate relaxation.