Ink and wash painting was mainly developed by literati painting, using ink color as the technique to draw. The ink is divided into five colors: thick, light, burnt, dry, and wet. Ink and wash landscape is a landscape painting style that uses pure ink and does not set colors. Legend has it that it began in the Tang Dynasty, matured in the Song Dynasty, flourished in the Yuan Dynasty, and further developed during the Ming and Qing dynasties. Painting emphasizes meaningful and vivid ideas, and has formed a complete set of expressive techniques with ink and wash as the main body. Its brushwork is mainly characterized by carving, wiping, and dyeing, which excel in the expression of structure and texture; The ink method is determined by the density, dryness, and wetness of the ink. Splashing, breaking, accumulating, and baking are dominant, with the effects of "water halo, ink seal" and "as well as five colors", which are superior to the rare appearance of volume and charm. In theory, it emphasizes the combination of pen and ink, in order to achieve a state of extraordinary change.