10 Item: Fast Numbers, Marathon Numbers, Binary Numbers, Listening Numbers, Fast Poker, Marathon Poker, Abstract Graphics, Names, Random Words, Virtual Historical Events.
IMM standard of world memory master: the total score is above 3000, the number of hours per hour is above 1000, and the number of playing cards per hour is above 10. Remember a deck of poker in two minutes.
Competition time: the city games1late October, the China games1early October, and the world games in mid-February.