According to Baidu map query, you can take bus No.9 from Chifeng Evergreen Garden to the pedestrian street, the whole journey is 1 1.6 km, and the time is 1 hour for 7 minutes.
You can also take bus No.6 from Chifeng Evergreen Garden to the pedestrian street, the whole journey is 9.4 kilometers, 1 hour, 1 1 minute.