In a sense the presentation paper is more akin to normal paper, especially the way it curls when wet.
Then I wanted to paint the same dog on regular Xuan. Anticipating that it would be difficult, for me anyways, to have good control of the void space, I decided to not incorporate the negative spaces into the animal. Except, perhaps, by the trailing tail, hinting at the presence of a body.
I think the Xuan version is more fluid, allowing a more intricate transition of tones.