How many people have been arrested in Pu 'er?

* * * Destroyed 56 gangs involved in black and evil.

Among them, 6 mafia-related organizations19000 were destroyed, 40 evil groups (gangs) were destroyed, 722 criminal suspects were detained, 3907 19000 yuan of funds were sealed up, seized and frozen, and 62500 yuan was awarded to 2 1 informants who met the reward conditions. Urge 3 1 criminal suspects involved in evil cases to voluntarily surrender themselves.