China's calligraphy strokes are recorded in Yong Zi's strokes: China's calligraphy has a long history, while in China's calligraphy, there are ten rules, namely: 1. Dignified and calm, the center of gravity must be established; 2. The font is comfortable and stable up and down; 3. Balance between light and heavy, giving consideration to both sides; 4. The layout is fit and the calligraphy and painting are fresh; 5. The density is consistent, thin and hard; 6. Persistent differences and changes; 7. Take the odd as the positive, mix inside and outside; 8. Pictographic nature, look around; 9. Tall and dangerous, magnificent; 10. Unified style and spectacular composition.