In 1991 she made her debut at the UCI Track Cycling World Championships in Stuttgart. There, she started in the team pursuit, sprint and the points race. She became world champion in the latter two disciplines at her first attempt. She subsequently defended her world title in the points race for three years in a row. At the 1992 Summer Olympics in Barcelona, she won a bronze medal in the sprint. Her performance at the 1996 Summer Olympics in Atlanta was even better, as she won silver in the points race, as well as another bronze in the sprint. In 1996, she also competed in the road race, despite being a track sprinter; however, she did not finish the race.