She made at elite level her ISU Speed Skating World Cup debut during the 2007–08 ISU Speed Skating World Cup season.
She competed in 6 World Cup races, including one in the A-division.
[2] At the 2008 Asian Single Distance Championships she won the bronze medal in the 5000 metres.
Furthermore, she won 11 silver and 4 bronze medals at national championships.
This biographical article about a speed skater in South Korea is a stub.