There are three kinds of white rice paper: raw rice paper, semi-cooked rice paper and cooked rice paper. When raw rice paper meets water, it spreads quickly and is dizzy in a large area. If the tip of the pen is gray ink or black, and the belly of the pen contains a lot of water, it will be easy to see the layers of ink and wash on the rice paper, which is more suitable for painting freehand Chinese painting and can be expressed by calligraphy cursive script. Alum used to cook rice paper. Half-cooked white rice paper is neutral and suitable for painting and calligraphy.
The raw materials of Xuan paper in China are mostly the raw materials of trees, bamboo and grass, plus modern continuous production, such as Huixuan.