At the 2011 World Short Track Speed Skating Championships, Cho won the overall World Championship title, winning the 1000 m and 3000 m races, and finished third in the 1500 m race to capture the overall title. In the following week, Cho helped Korea to win the 2011 World Team Championships (last one to be scheduled into foreseeable future) held in Warsaw.She was part of the Short Track Speed Skating team in the '3000m relay' that won a gold medal in the 2014 Winter Olympics.