How to get badaling Great Wall from inner mongolia grand hotel the adress chong wen inner street Dongcheng

From your hotel, you need to walk to Dongdan Station to take subway line 5 (for Tiantongyuan North) to reach Yonghegong Station and change to line 2 to Jishuitan Station.
Get out of the station and walk to Deshengmen Bus Station. There you can find the bus line 919 to BDL Wall directly.
Hope you can find it easily.