The script on the billboard and the "CU" convenience store sign strongly suggest Mongolia. The architecture consists of modern, high-density residential towers typical of Ulaanbaatar. The presence of many Japanese hybrid vehicles is also characteristic of the Mongolian capital. The overcast sky and cold, urban environment match the climate of Ulaanbaatar in the colder months. I am quite confident this is Ulaanbaatar, Mongolia.

then: guess