Alternatively, you can take bus No.663 and get off at Jinyuanzhuang (18), then transfer to bus No.318 and get off at Xixia Zhuang (7 stops).
If you don't want to change trains, take bus 663, get off at the east exit of Pingguoyuan South Road, and then go east. The first intersection, north, is about 2 stops away. Badachu Plastic Surgery Hospital is in the west.