Tan was born on December 22, 1947, in
Busan,
South Korea. He is a Chinese Korean, aka
hwagyo, whose parents fled mainland China after the
Second Sino-Japanese War broke out. At age 7, Tan began studying martial arts including
taekwondo,
judo,
hapkido and
kung fu. Of these styles, he favored taekwondo as it "allowed full-contact sparring and competition." In an interview, he said he liked high kicks because in taekwondo scoring, a kick to the head is worth two points. Tan won many championships including a world title. At age 23, Tan began teaching taekwondo at the
National Taiwan University. He went on to teach action star John Liu. ==Career==