In football match, the distribution of position and number of people is particularly important. It is actually a sport similar to football, but more diverse than football. Among them, the position number of football is: quarterback, kicker and designated kicker:1-19; Running guard and defensive guard: No.20-49; Center: No.50-79; Offensive protection and interception: No.60-79; External receiver:No. 10- 19 or 80-89; Tightening: No.80-89; Defensive front: 50-79 or 90-99; Defending line: 50-59 or 90-99.