Xiao Zhuan is a standard font commonly used in official documents. According to the literature. Before the Qin Dynasty, Chinese characters had no special names. Seal script evolved from Qin characters in the Spring and Autumn Period and the Warring States Period. Because this is the official book. Small seal is only suitable for grand occasions. Such as remembering merits and carving stones. Uncle's imperial edict. Soldiers and tigers. The fonts of standard seal script are arranged neatly. This pen is round and round. These lines are long and even. Presenting a solemn and beautiful style. Compared with Oracle Bone Inscriptions and Jinwen, it has some basic features: slender shape. And the taut tension extends downward. It constitutes the visual illusion that the upper part is dense and the lower part is sparse. This is also related to the top-down layout. Even lines, no matter how long stippling is. The strokes are even in thickness. This kind of strength. A pen with even speed. Give people a pure and simple aesthetic feeling. In addition, the font structure tends to be simple and fixed. The layout of seal script can better form the order of vertical and horizontal lines. Qin Zhuan is different from a square pen. He uses a round pen. The round pen is represented by Qin carved stone. Fang Bi is represented by the amount of copyright in imperial edicts of the Qin Dynasty. This is a vulgar style in Qin Zhuan.
Li Si, the originator of Xiao Zhuan, was born in Shangcai (now Shangcai County, Henan Province) during the Warring States Period. Later, he did the Qin Dynasty, and compiled and formulated the regular script and seal script of the Qin Dynasty.