In 1992 she was part of the South Korean team which won the gold medal. She played all five matches and scored 30 goals.
Four years later she won the silver medal as member of the South Korean team. She played all five matches and scored 41 goals.
In 2004 she won the silver medal with the South Korean team again. She played all seven matches and scored 14 goals.
Lim O-Kyeong was voted World Handball Player of the Year 1996 by the International Handball Federation.