According to Baidu map query, the subway route from Xizhimen subway to Beijing West Railway Station is as follows: get on at Xizhimen Station, take Daxing Line of Metro Line 4 (north of Anhe Bridge), take 2 stops to get off at National Library Station, then transfer to Metro Line 9 (direction of Guogongzhuang) and take 4 stops to get off at Beijing West Railway Station, which takes about 4 1 minute, and the distance between the two places is 9.8km..