Line 2: Take subway Batong Line (Sihui-Tuqiao) from Communication University, transfer to subway 1 line (Apple Orchard-Sihuidong), transfer to the inner ring of subway line 2 (Jishuitan-Jishuitan) at Jianguomen, get off at Changchun Street, and transfer to 90/kloc-at the west of Changchun Street intersection (Qianmen West-Jishuitan).
Line 3: Take subway Batong Line (Sihui-Tuqiao) from Communication University, transfer to subway 1 line at Sihuidong (Apple Orchard-Sihuidong), transfer to the outer ring of subway line 2 at Fuxingmen (Xizhimen-Xizhimen), get off at Changchun Street, and transfer to 90/kloc-0 at the intersection of Changchun Street (Qianmen West-Yanzhen).
Line 4: Take subway Batong Line (Sihui-Tuqiao) from Communication University, transfer to subway 1 line (Apple Orchard-Sihuidong) at Sihuidong, transfer to inner ring of subway line 2 (Jishuitan-Jishuitan) at Jianguomen, get off at Hepingmen, and transfer to line 646 (Qianmen-Liangxiang Yancun Bridge) at Hepingmen East.