通州区位于北京市东南部,京杭大运河北端,地处北京长安街延长线东端,是京杭大运河的北起点、首都北京的东大门。区域地理坐标北纬39°36′—40°02′,东经116°32′—116°56′
indeed brings us convenience, the old way of doing things has been