1. Incision on the inner edge of nostril plus W-shaped incision on the nose and lip angle of nasal columella, and then local anesthesia is performed after tangent lines are drawn along both nostrils; 2. Make a small incision in the nostril according to the tangent drawn before; 3. Make a small incision along the marking line, and then make subcutaneous separation from the incision along the bone to the root of the nose. Remove the redundant soft tissue at the tip of the nose and a part of the alar cartilage, and sew the alar cartilage on both sides closer to the center; 4. Implant properly trimmed solid silica gel or other prosthesis under the nasal dorsum; 5. After deciding the shape of the nasal tip to be shaped, consider what materials to use, such as autologous cartilage and artificial prosthesis; 6. Shaping the taken autologous cartilage or artificial prosthesis into the required shape and fixing it on the nose tip; 7. Suture the autologous cartilage or prosthesis inserted into the tip of the nose with the nose of the subject; 8. Carefully observe whether the overall nose shape of nasal tip plastic surgery is natural.