In the late feudal period (4th Century BC) there is pictorial evidence (from the Chinese state of Chu) of a horse with a wooden chest yoke.
春秋战国晚期（公元前4世纪）有套有木制胸轧的马的画卷（楚国文物）。
2
The concept of "governing by doing nothing that goes against nature" as a means of state affairs management played an active role in history, especially in the initial stage of a feudal dynasty.
“无为而治”作为一种治国思想，在历史上，尤其在封建王朝建立之初起到了积极的作用。
3
Great State Boxer Protocol shame, become a semi-feudal society.