What are the characteristics of the courtyard layout of buildings in China?

Symmetry of central axis: In order to show the hierarchical concept that imperial power takes heaven and imperial power as the core, the palace building adopts strict symmetrical layout of central axis. The buildings on the central axis are tall and gorgeous, and the buildings on both sides of the axis are low and quaint. This obvious contrast reflects the supremacy of imperial power; The vertical axis is far-reaching, showing the dignity and luxury of the palace.

Zuo Zu You She: China's etiquette thought has an important content, which is to respect ancestors and advocate filial piety; Sacrifice to the god of land and food.