FIBA rules are basically adopted in CUBS, but there are some special rules: 4× 10 minute for CUBS and 4× 12 minute for CBA; Only two registered players from chinese basketball association can participate in each game; Teams added a short 30-second pause of 1 in the fourth quarter and the last 2 minutes of each extension period; After hitting the ball, after the team that has the right to kill the ball in the fourth quarter and the last 2 minutes of each extension period asks for a time-out (except the frontcourt end line service), they all serve between the extension line opposite the record table and the center line of the frontcourt free throw line to continue the game; A player who fouls five times will be expelled and must be replaced by another player; When a team fouls five times in each game, the other team will execute the free throw from the sixth foul; If the remaining time of the game is less than 0.3 seconds (including 0.3 seconds), the game will not be played; If there is 0.4 ~0.7 seconds left in the game time, the players in the field will effectively throw the ball "air relay" to the Chinese side. If they shoot with the ball in both hands, the basket is invalid.