Zhao Yi reflects the real situation of the development and prosperity of cursive script in Han Dynasty?

The real situation of the upsurge of cursive script development in Han Dynasty. The appearance of the theory of cursive script shows the upsurge of cursive script development in Han dynasty and its important position in calligraphy art, and reflects the real situation of the upsurge of cursive script development in Han dynasty. Before that, cursive script was not well developed and popularized, but through the publication of "On Cursive Script", cursive script was more widely recognized and popularized, which made cursive script better developed and applied in the calligraphy art of Han Dynasty.