Competition name First held Held every ITTF ranking[1] Events Ranking Bonus MT WT MS WS MD WD XD ITTF Global Junior Circuit 1992 One year R2 B4 • • • • • • World Junior Championships 2003 One year R1 B3 • • • • • • • ITTF Global Cadet Challenge 2003 One year R2 B4 • • • • • • Summer Youth Olympic Games 2010 Four years R1 B3 • • •