Change of fasting and postprandial blood glucose in the duration of follow-up Lipid levels [ Time Frame: maximum 2 years ] Change of lipid levels（Total cholesterol, Total triglycerides, low density lipoprotein，high density lipoprotein） in the duration of follow-up Blood pressure level [ Time Frame: maximum 2 years ] Change of blood pressure（mmHg） in the duration of follow-up Body weight [ Time Frame: maximum 2 years ] Change of body weight(kg) in the duration of follow-up Fat Distribution Indicators [ Time Frame: maximum 2 years ] Change of abdomen circumference（cm） in the duration of follow-up Fat Distribution Indicators [ Time Frame: maximum 2 years ] Change of waist circumference（cm） in the duration of follow-up