37 vehicles were involved in a massive pile-up on Chengdu-Zunyi Expressway, leaving 23 people injured.

The video, filmed on December 6, shows people fleeing as a vehicle smashes into a minibus.

Another clip shows a group of kind-hearted people trying to rescue the people trapped inside a car.

According to reports, there was thick fog and the road was frozen when the incident happened.

23 people were injured and sent to hospital. None of them was in life-threatening conditions.

The road has been cleared up and the traffic is back to normal.