Z315 from Beijing West to Hohhot, with all white carriages promoting Yili milk (and the TV series <i>Where Are We Going, Dad?</i>).
<a href="//commons.wikimedia.org/wiki/User:N509FZ" title="User:N509FZ">N509FZ</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>