 This subject is primary to compare effectiveness of electroacupuncture and pelvic floor muscle training for SUI, and evaluate optimal efficiency of electroacupuncture for SUI. The early clinical research is a randomized controlled trial RCT with a small sample, which consists of two arms, electroacupuncture group and sham electroacupuncture group to value difference of extent of SUI in 1h pad test after 4 weeks. The result indicates that electroacupuncture is effective. 