The player on the right in the back row of the serve hits the ball in the service court and enters the game. 1 serve first.
1. 1 The first and fifth games draw lots to decide the team with the right to serve first.
1.2 In other games, the team that didn't serve first in the previous game served first.
2 serving order
2. 1 Players serve in the order of position table.
2.2 After the first serve in a game, the players serve according to the following regulations:
2.2. 1 When the server wins a goal, the original server or its substitute continues to serve;
2.2.2 After the receiving team wins a goal, it obtains the right to serve, and it rotates, and the right player in the front row serves in the service area from the right player in the back row.
The first referee is allowed to check that the server has the ball in his hand, and both players are ready for the game, and the whistle is allowed to serve.
4 execution of service
4. 1 After the ball is thrown upward or the ball holder is vacated, the ball must be hit with any part of one hand or arm before landing.
4.2 The ball can only be thrown or withdrawn once, but it is allowed to be patted or fiddled with in the hands.
4.3 The server shall not trample on the ground (including the end line) or the ground outside the service area when hitting or dropping the ball. After hitting the ball, you can trample or land on the court or outside the service area.
4.4 The server must serve within 8 seconds after the first referee blows the whistle to allow the service.
4.5 Before serving, the referee's whistle allows the serve to be invalid.
5 covers
5. 1 The server, whether individually or collectively, shall not use the cover to prevent the other side from observing the flight path of the server and the ball.
5.2 When serving, the server individually or collectively waves, jumps or moves left and right, or stands in groups to block the flight path of the ball, which constitutes a service cover.
6 serve foul
6. 1 serve foul The following foul is also a serve foul even if the opponent's position is wrong.
6. 1. 1 service order error;
6. 1.2 does not meet the requirements of "service execution".
6.2 An out-of-bounds ball after hitting the ball is still regarded as a foul (unless the position is wrong): 6.2. 1 The ball touches the server or the whole ball does not pass through the vertical plane of the net from the net crossing area; 6.2.2 foul ball; 6.2.3 The ball crosses the tee.
7 foul and wrong position when serving
7. 1 If the serve foul (rule 12.6. 1) occurs at the same time as the opponent's position error, the serve foul will be judged.
7.2 If the foul after serving and hitting the ball (rule 12.6.2) occurs at the same time as the opponent's position error, it shall be judged as a position error foul.