The evolution of calligraphy generally refers to the evolution of calligraphy fonts. Generally speaking, the Wei-Jin period is not only the end of calligraphy, but also the peak of calligraphy techniques.
From hieroglyphics to the handwriting of Oracle Bone Inscriptions, Shang and Zhou Dynasties, Spring and Autumn Period, Zhu Mo, Tang Kai's statutes, the respect of the Song Dynasty, the dispute over inscriptions in Yuan, Ming and Qing Dynasties.
Run the script:
Running script is developed and originated on the basis of official script, which produces a font between regular script and cursive script to make up for the slow writing speed of regular script and the fuzziness of cursive script.
"Go" means "go", so it is not as scribbled as cursive script, nor as straight as regular script. Whether it is cursive or cursive in essence. Those with more patterns than grass patterns are called "running patterns", and those with more grass patterns are called "running grass".