• WITH CARLINHOS GRACIE BRAZIL RIO DE JANEIRO 2004
  • WITH MARIO SPERRY AT THE BRAZILIAN TOP TEAM BRAZIL RIO DE JANEIRO 2004
  • SIFU SERGIO TEACHING WING TJUN KUNG FU THEORIE AT HIS HQ
  • SIFU SERGIO WITH DUTCH FREE FIGHTING
    LEGEND BOB SCHRIJBER AMSTERDAM 2004
  • SIFU SERGIO GROUNDFIGHTING SEMINAR IN NAPLES ITALY 2004
  • SIFU SERGIO INSTRUCTORS SEMINAR IN NAPLES ITALY 2004
  • SIFU SERGIO SEMINAR IN SPAIN
  • SIFU SERGIO SEMINAR IN AMSTERDAM
  • SIFU SERGIO WITH GRANDMASTER CHIU CHI LING (KUNG FU HUSTLE MOVIE) OF THE
    HUNG GAR STYLE HONG KONG 2004
  • WITH SIFU CHENG KWONG HONG KONG 2004
  • AFTER A SMALL KIDS TESTING SEMINAR AT THE
    HQ AMSTERDAM
  • SIFU SERGIO WITH BRAZILIAN JIU JITSU GRANDMASTER FLAVIO BEHRING AND CHIEF INSTRUCTOR FOR SPAIN ALFREDO VALIA JORT
  • SEMINAR IN GERMANY IWKA HQ
  • SIFU SERGIO WITH FABRIZIO WERDUM THE PRIDE STAR AND PROFESSOR FLAVIO BEHRING 9TH DAN BRAZILIAN JIU JITSU SPAIN MADRID 2005
  • AT FABRIZIO WERDUMS HOUSE IN MADRID WITH PROFESSOR FLAVIO BEHRING 9TH DAN BRAZILIAN JIU JITSU SPAIN MADRID 2005
  • SIFU SERGIO GIVING A BIG SUMMER TRAINING CAMP ON WING TJUN AND BRAZILIAN JIU JITSU ITALY ROME 2005
  • PAYING RESPECT AT THE GRAVE OF GRANDMASTER YIP MAN HONG KONG 2006
  • LEARNING CHINESE MARTIAL ARTS THEORIES FROM SIFU CHENG KWONG HONG KONG 2006
  • LEARNING FROM SIFU CHENG KWONG THE WU DIP DAO KNIVES FORM OF SIFU PANG NAM
    HONG KONG 2006
  • WITH SIFU WANG KAM LEUNG OF THE PRACTICAL WING CHUN STYLE HONG KONG 2006
  • THE MASTER CERTIFICATE OF SIU LAM (CHI SIM)WING TJUN GIVEN IN HONG KONG 2006