But the Wuxi teenager takes a keen interest in the military and design, and he sought help from a number of specialists to turn his idea into reality.

Xu said that he hoped his invention could help improve security for civilians and soldiers in turmoil around the world.

It is not the first time the young prodigy has won recognition for his design skills. He has previously won third prize in a national innovation contest for his "gas stove powered by temperature difference".

He has also already been granted two patents for his own inventions, with several more applications still pending.

Xu Yijie works on his metal detecting shoes at home. [Photo/ sohu.com