On July 2nd, when a mentally ill suspect carrying a 70cm steel knife charged into Guizhou Normal University and headed towards the cafeteria when tackled by the university security guards stabbed to death two of them on the scene and injured one.
In footage captured by a bystander's camera phone, the suspect can be seen attacking and stabbing a guard.
As he turns away from his victim, a man dashes onto the scene and delivers a powerful flying kick to the suspect's back, knocking him over.
Kung-Fu hero knocked down the attacker named Zhang Huaiqian,can be seen in the car's side view mirror, waiting for the right moment to act.
Video was posted to the Chinese video-sharing site Youku , has accumulated over 2.7 million views 10 thousand comments spanning nearly 350 pages over the past 7 days.