WATCH: Quick-thinking commuter saves woman who fell into broken subway floor panel

A Chinese subway rider in Shenzhen survived a fall into a broken well in front of an escalator on Saturday (August 26). 

The woman was immediately grabbed by a fellow passenger, who helped pull her out with the assistance of others passing through the station. 

The woman didn't sustain any serious injuries, state broadcaster CCTV reported. 

An investigation is currently underway as to why the broken well covering was left without safety notices, CCTV added.