Hello, how far is beijing university of chemical technology Changping Campus from Beijing? Beijing university of chemical technology Changping Campus is 50 kilometers away from Beijing. The distance between the two places measured on the map is 2.5cm, and the ratio between the map and the actual geographical location is 1cm: 20km, and 2.5*20 is 20km. So beijing university of chemical technology Changping Campus is 50 kilometers away from Beijing.