Take Metro Line 2 from Beijing Station, change to Metro Line 5 at Yonghegong Station, sit at the south exit of Huixin West Street and then change to Metro 10, get off at Jiandemen Station, exit B, and walk.
The second line,
Take subway line 2 from Beijing Railway Station, get off at Gulou Street Station, exit A, walk 100 meters to Gulou Bridge West Station, take bus No.625 or 909, and get off at Qijiahuozi, walk 100 meters.