You can take the 9 19 bus and get off at Xiguan, Changping, then walk back to the overpass and get off at 357 South Street. After that, you can stroll along the street all the way to the east to visit Xinlong Small Commodity Market, as well as some large and small shops on the street, including Sunshine Commercial Building, Guotai Department Store, Jinwuxing and so on.