Breast cancer was the most common malignant tumor for female.The exposure to envrionmental estrogens was thought as a main risk factor for the raising incidence of breast cancer worldwide.Environmental estrogens (EEs) was a large family of Environmental Endocrine Disruptors (EEDs),EES possess estrogen-mimicking properties and have been measured in human breast tissue and in human milk.Many researches have demonstrated that EEs such as DDT,PCBs and TCDD played an important role in the tumorigenesi...