A cool video has emerged from China of a grandfather riding electric Lamborghini replicas with his grandchildren.

The footage, shot in Zhengzhou, Henan Province on Monday, 53-year-old Guo Liangyuan parading in the tiny cars he made with his grandsons.

Guo explained he used his engineering skills to build the cars after his grandson risked falling off the back of a scooter when he was taken to school three years ago.

He has already built three cars for him and is working on a fourth one.