The brush is used as the main painting tool, and mineral pigments with hues of vermilion, green, yellow, orange and purple are used, so the color of the murals lasts for a long time and is usually bright when found. Modelling technique inherited the tradition of realism and exaggeration since the late Spring and Autumn Period, and developed the technique of sketching the outline with ink lines in court murals and silk paintings from the Warring States Period to the early Western Han Dynasty. In the early stage, the techniques were relatively simple. By the late Eastern Han Dynasty, freehand brushwork, boneless brushwork and line drawing appeared, and some pictures, such as the officials of Wangdu No.1 tomb, also used rendering. In composition, it has got rid of the rigid horizontal arrangement of patterns since the late Spring and Autumn Period, and paid attention to the relationship between proportion and perspective. These achievements laid the foundation for the maturity of China's painting.
The tomb mural in Han Dynasty is a kind of decorative mural, which rose in the early Western Han Dynasty and was popular in the Eastern Han Dynasty. Most of the tomb owners are high-ranking officials or local strongmen. Murals in Han tombs are of great significance for understanding the development of economy, culture, aesthetic thought and painting in Han society.