The first red B9TL is AVBWU563, while there are still several golden buses before AVBWU792. This one is seen with "Cool Guiyang" banner, promoting the capital city of Guizhou province.
<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>