I think as long as the picture contains the following elements, it will meet your requirements:
1. Pattern category
Representatives: Panchi pattern, lotus pattern, bat pattern, Kui Niu pattern, etc.
2. Brushstroke category
Represents: ink brushstrokes, cinnabar brushstrokes, etc.
3. Imagery category
Representatives: Confucius, C-shaped dragon, phoenix, plum, orchid, bamboo and chrysanthemum, fan, Chinese knot, etc.
4. Calligraphy
Represents: various calligraphy fonts, cursive script, seal script, official script; seals, etc.
5. Paper background category:
Represents: vertical grid, hand scroll, fan, vertical scroll, etc.
Purely made by hand, please accept if you are satisfied~