Uh, because the clip is supposedly of a Choy Li Fut fighter knocking out a Muay Thai fighter...the original clip was CLF vs Muay thai....where do you get that the back fist guy was CLF? i don't see it.17yr old KO Muay Thai in the first minute
http://www.tudou.com/programs/view/D9sY9Bi2gHo/
http://www.tudou.com/programs/view/D9sY9Bi2gHo/
Nioce 33secs