Grand Master San Min Cho
Head Instructor ITF Training Center.
1971 Formed the Taekwon-Do Collage Association.
1972 Instructor to Governor's official.
1970-88 Head Instructor and President of Brazil Taekwon-Do Federation.
First Instructor to introduce Taekwon-Do to Brazil.
1988 Moved to Los Angles, CA, USA to over see Taekwon-Do in USA.