Footage has emerged from China of a driver boarding a bus unconventionally to slap the driver following a road rage row.

The video, filmed in Chengdu, Sichuan Province on June 23, shows the woman climbing onto the bus by climbing onto a car and through one of the windows.

She then appears to start attacking the bus driver, reportedly because he cut her up.

Police are still investigating the incident.

Shocking footage has emerged from China of a female driver climbing into a bus to slap bus driver after having argument on overtaking.

The video, filmed in Chengdu, Sichuan Province on June 23, shows a woman standing on the top of a car to climb into a bus through the window and then fighting with the bus driver.

The woman had argument with the bus driver as she pressed the line to overtake and nearly scratched the bus.

Then she forced to stop the bus and stepped onto her car to climb into it to slap the bus driver.

The case was in investigation.