Footage has emerged of a man named Yang Deyun showing off his incredible kung fu skills by eating glass and nails.
In the clip, shot in the city of Shangqiu in central China, four men carry Yang and lay him on two stools, before putting a block of stone on his chest.
A man then uses a hammer to smash the stone block in half on his body.
Yang then goes on to eat the broken glass from a light bulb, and a handful of nails.
According to reports, Yang started to learn martial arts when he was eight-years-old.
See how he does it in the video above.