The boy in blue shirt is a Phuthon Muaythai fighter. (Phuthon mean "Country" that refer to a Muaythai fighter who fight in a small event in a country) And the guy in black shirt is a former Judoka. He try to train striking skill for fight in MMA: War In The Cage 4.

See part 2 at http://www.youtube.com/watch?v=OI1_bM7lNpM