Amputation is what kind of criminal law

What kind of criminal law is amputation punishment

Amputation [yuè] punishment, one of the ancient Chinese criminal laws, also known as amputation punishment, a kind of torture in ancient China, refers to cutting off the punished person's left, right, or both feet.

? Amputation was called "Bin" in the Xia Dynasty, "Amputation" in the Zhou Dynasty, and "Decapitation" in the Qin Dynasty. It is also said that amputation is cutting off the kneecap (Bin bone) so that the prisoner can't stand up. Amputation is one of the five punishments before Sui Dynasty, which is corporal punishment; it is also one of the ten major tortures of Manchu Qing Dynasty.