The cursive script was a special type of Chinese characters. Its strokes were concise, bold, and varied. It was usually used to express emotions and artistic conception. The origin of cursive script can be traced back to the Han Dynasty. It is an important part of Chinese calligraphy. The main characteristic of cursive script was that the strokes were concise, bold, and varied. Among them, Zhang Cao was a common font in cursive script. Its characteristic was that its structure was sparse and its strokes were coherent to express emotional feelings. Jin Cao was another common font in cursive script. Its characteristic was that its strokes were thick and dense to express unrestrained emotions. Kuang Cao was the most unique font in cursive script. Its characteristic was that its strokes were flying and changing. It was often used to express the author's emotions and artistic conception. The cursive script was an important part of Chinese calligraphy and was known as the " best calligraphy style in the world." Its origin can be traced back to the Han Dynasty and it has been widely used in Chinese history. The artistic value of cursive script was also very high, and it was known as the "treasure of art".