 Ramba uchinyora ndima iyi - Seamateur, Tszyu akamiririra Soviet Union, achikunda menduru yendarira muboka re lightweight pa 1989 World Championships, uye ndarama muboka re light-welterweight pa 1991 World Championships. Akakundawo menduru dzendarama dzakatevedzana pa 1989uye 1991 European Championships. 