地址码 (身份证前六位)表明编码对象常住户口所在县(市、旗、区)的行政区划代码。 生日期码 (身份证第七位到第十四位)表明编码对象出生的年-Address code (ID card top six) to indicate the encoding target permanent residence county (city, banner, district) administrative division code. Birth date code (ID seventh to fourteenth) indicates that the object was born in coding