(Warning: Mature content with bloody scene)
a wonderful fighting scene in a recent HK movie SPL(2005), thanks to the director of Martial Arts in the film: Donnie Yen

Movie details:
http://www.imdb.com/title/tt0478024/

Fight background:
Triad-head Wong(Sammo Hung) had captured Inspector Ma(Donnie Yen)'s superior: Chan(Simon Yam). To save Chan, Ma had to go to Wong's base and return the money confiscated in a previous police raid. However, Wong's best killer - Jack(Jacky / Jing WU) stood in the way... (less info)