Weight loss, likely beneficial for both reproductive and metabolic dysfunction in this setting , has been generally recommended as a first-line therapy for obese women with PCOS and can be accomplished via lifestyle modification and electroacupuncture. What's more, stimulating acupoints of Dai Meridian can regulate menstrual cycles and treat infertility according to the theory of traditional Chinese medicine. However, how much benefits patients will additionally get from the Combined therapy is not clear now.