 Urinary incontinence UI is defined as a complaint of involuntary leakage. Researches show that 9-72 women between age 17-79 are urinary incontinence, in which stress urinary incontinence SUI is the most prevalent type of urinary incontinence. The morbidity rate of UI through the world is 27.6, which SUI take percentage of 50.Morbidity rate of UI in Beijing is 46.5,and among which 59.6 is SUI. Aging is a high risk for SUI, which will increase morbidity rate of SUI. Totally, 61.9 women over 50 year-old have SUI. SUI is defined as a complaint of involuntary leakage during sneezing or coughing, which make patients embarrassed and can not attend social activity normally, decreasing the quality of their lives. Attending social activity is very important for peoples health, otherwise, people will get a series of diseases, like osteoporosis, obesity, diabetes, hypertension, coronary heart disease,etc The International Consultation on Urological Diseases recommended pelvic floor muscle training as A level evidence treating simple mild and moderate stress urinary incontinence, which curative rate varies 30 to 60. But the length of treatment should last at least 3 month. Therefore, patients compliance is a key to the effectiveness. While, electroacupuncture is verified as a better treatment for SUI, which length of treatment is shorter than pelvic floor muscle training, and effective rate is over 80, showing potential advantages. Early clinical research show that electroacupuncture for SUI is effective. 