Mild: 1. vaginal laxity; (women 42 days postpartum, married women over 30 years old) 2. recurrent vaginitis, urinary tract infection; 3. unsatisfactory sex life 4. feeling of abdominal cramping, frequent urination, constipation; Moderate: 1. urinary incontinence (coughing, increased abdominal pressure); 2. pelvic organ prolapse; 3. genitourinary repair assisted treatment; Severe: 1. urinary incontinence: leakage occurs when standing; 2. pelvic organs prolapse outside the vaginal opening, often rubbing against it when walking, causing ulcers, pus or uterine hypertrophy.