During her tennis career she won a WTA tournament in singles. In 1974 she won a silver medal in doubles at the Asian Games . At the Asian Games in 1978 she won gold medals in singles and doubles.
From 1973 and 1981 she played for the South Korean Fed Cup team . She was able to win 20 of her 41 games.
Note: This article places the family name before the person's first name. This is the usual order in Korean. Lee is the family name here, Duk-hee is the first name.