1. Two teams will play a match according to their ranks. The team with higher scores at the beginning will be the questioner, who will choose a time interval between 20 seconds and 2 minutes.
2、Then they make a move and hand over the phone to the other team's teammate. The other team will answer after receiving the phone. They will take the phone back.
3、When the phone timer sounds when someone hands over the phone, that person will lose.
4、Each team will try to guess the correct number by guessing a digit from a range of numbers.
5、After a certain period of time (usually around 2 minutes), the last one left will be declared as the winner.
应用介绍：这是简单的一场游戏，让你们和你的朋友们一起玩的乐趣，你可以设置数字范围，最多可以有8个人一起参加这个游戏，支持语言读数字范围，有系统的安装有语言数据包支持，动画效果，充满了惊奇，猜中游戏的秘密选定的数字，选中的会宣布输家。
"中国数字货币交易所是否已经获得国家批准？"