In a word, the red dot, as a manifestation of calligraphy art, has considerable expressive force and creativity. It combines various techniques such as font, brushwork and ink painting, showing the calligrapher's profound artistic accomplishment and cultural heritage. In the calligrapher's pen, the red dot solves the dullness and mediocrity of the works, endows the works with delicate feelings and unique expressions, and becomes an indispensable part of China's calligraphy art.