You can take bus number 60 and get off at Nanhelian Station. After getting off, walk back along Nanhelian Street for 150 meters, then turn right into Datianshuijing Alley and walk 170 meters. Cross the pedestrian crossing and go to the diagonal opposite corner, turn left into Wangfujing West Street, and walk 190 meters along Wangfujing West Street. Turn right and walk 10 meters to reach the underground parking lot of Wangfujing Department Store.