What are the specific rules of the 20 10 World Cup?

Players must participate in two teams in a game, and each team has no more than 1 1, including a goalkeeper. Any team with less than 7 players can't start the game. Official Competition In the official competition sponsored by FIFA, Intercontinental Federation or National Association, a maximum of 3 substitutes can be used in each competition. The rules of the competition should specify how many substitutes can be nominated, from 3 to no more than 7. In other competitions, substitutes can be used in accordance with the following provisions: (1) The participating teams reach an agreement on the maximum number of substitutes; Notify the referee before the game; If the referee is not informed before the start of the game or the teams have not reached any agreement, the number of substitutes can not exceed 3. In all competitions, the list of substitutes must be submitted to the referee before the start of the competition. Substitutes who are not nominated are not allowed to participate in the competition. The following regulations must be observed when changing people: the referee should be informed before changing people; Substitutes can only enter the competition field after the substitutes leave and get the referee's signal; Substitutes can only enter from the center line when the game stops; When the substitute player enters the competition field, the substitute procedure is completed; From then on, the substitute becomes a player on the field, and the substitute terminates as a player on the field; Substituted players are not allowed to participate in the game again; The referee has the right to exercise power over all substitutes, whether they play or not. Any player on the goalkeeping field can exchange positions with the goalkeepers, and it is stipulated that the referee should be informed before changing positions; Switch places when the game stops. Violation/penalty: If the substitute player enters the venue without the permission of the referee: stop the game; Give the substitute a warning, show a yellow card and order him to leave; Restart the game by throwing the ball where it was when the game stopped. If the player doesn't get permission from the referee before exchanging places with the goalkeeper: continue the game; When the game becomes a dead ball, the players concerned will be warned and shown a yellow card. For any other violation of this rule: the players concerned will be warned and shown a yellow card. Restart the game If the referee stops the game, execute a warning: the opposing team will kick an indirect free kick where the ball was when the game stopped. Players and substitutes were ordered to play. Order players to play before kick-off, and only one substitute can be selected from the nominated substitutes. Any nominated substitute must play before kick-off or after the start of the game. According to the conditions stipulated in Chapter III of the Rules, the minimum number of players left in a team shall be decided by the National Association. However, the Council believes that if any team has fewer than seven players, it will not be able to continue the game. Solution 2: During the game, a team official can give tactical guidance to the players, and after the guidance, he must return to his position. All team officials must be in the designated technical area and be responsible for their actions.