C172 I will pinch you and i will pinch you

In other words, if you were to injure his bone, not only would his bone be fine, it might even cause a backlash. To put it bluntly, the effects of force are mutual. His bones are harder than yours. When a bone touched a bone, of course, it would be his victory.

Unknowingly, his first uncle, who was secretly watching the fight, suddenly shouted, "Zhu Chong