This is a painting from the book <i>China, The Scenery, Architecture, and Social Habits of That Ancient Empire</i>, first published in 1843. The author Thomas Allom painted it on the basis of sketches by Willian Alexander, who visited China in 1793.
<bdi><a href="https://en.wikipedia.org/wiki/en:Thomas_Allom" class="extiw" title="w:en:Thomas Allom"><span title="British artist (1804-1872)">Thomas Allom</span></a>
</bdi>
1843
<i>China, The Scenery, Architecture, and Social Habits of That Ancient Empire</i>. A scan is available e.g. here: <a rel="nofollow" class="external free" href="https://archive.org/stream/chinainseriesofv01wrig#page/n201/mode/1up">https://archive.org/stream/chinainseriesofv01wrig#page/n201/mode/1up</a>