Sifu Jeffrey Yang has been involved in Ngo Cho since 1972 where he was a very active and serious student under the late Master Lo King Hui. He was a member of the Philippines Kong Han Athletic Club from 1973 to 1978. In, 1978, due to economic necessity, Coach Jeffrey Yang migrated to the USA where he became the successful restaurant owner of Manchu Cafe. Since Migrating to the USA in 1978 he has never abandoned his roots of training in Ngo Cho Kun. In 2005 with the blessing and permission of headmaster Henry Lo, Coach Yang began teaching the art in America and has been featured in the October 2007 issue of Inside Kung Fu magazine. Today, he continues to maintain the integrity of Kong Han USA by following the traditional systemic teachings by which the art was initially founded.