At the 2011 World Championships held in Moscow after a delay of a month, Chan won the short program with a score of 93.02 points, a new world record. In the free skate, he picked up 187.96 points (another world record), giving him a total of 280.98 points for his two days of competition. In September, he received three Guinness World Records certificates for achieving world records in the short program, free skating, and overall score.