In order to ensure the transportation services between Beijing urban area, Yanqing District and Chongli District of Zhangjiakou City for the 2022 Winter Olympic Games, Beijing will build expressways and railways connecting Beijing, Yanqing and Zhangjiakou, with a total length of 174 km. There are nearly 10 stations on the main line. It takes about 20 minutes from Beijing North railway station to Yanqing stadium and 52.5 minutes to Zhangjiakou stadium for convenience The Chongli branch line of Beijing Zhangjiakou intercity railway will also be constructed. It is planned to be built 1 km to the south of Chongli Olympic village. That is to say, you can walk a few minutes to reach the Olympic Village and its surrounding venues. It is really convenient and fast.