What is the brushwork of the seal brush?

Many friends are interested in China's traditional culture, especially calligraphy. What many people want to know is the brushwork of printing? In fact, the so-called brush strokes of seal script are the appreciation of a person's calligraphy style, which mainly refers to the roundness and breadth of this person's calligraphy, full of a unique charm. Although there is no supernatural, fluttering, exquisite and pleasing to the eye like Fang Bi, it has a rich flavor and charm. The representative figures of this brushwork are mainly Yan Zhenqing and Yan Zhenqing's regular script, which is contrary to the style of calligraphy and painting in the early Tang Dynasty. It transforms the popular thin and hard style into vigorous momentum, showing the scene of the prosperous Tang Dynasty.