Bus route: Metro Line 9 → Metro Line 4 → Metro Line 2, the whole journey is about 13.4 km.

1. Take Metro Line 9 from Beijing West Railway Station, pass 4 stops and arrive at National Library Station.

2. Take Daxing Line of Metro Line 4, pass 2 stops and arrive at Xizhimen Station.

3. Take Metro Line 2, pass three stops and arrive at Andingmen Station.