Anti-theft bag

The utility model discloses a burglarproof bag, comprising a box body, an alarm control unit and a trumpet. Three sets of independent circuits leaded out of the alarm control unit connect with the trumpet, the on-off switch and the triggered switch respectively and form three circuits; they are the alarm circuit, the control wiring and the triggered circuit. Both the triggered switch and the button switch are button structures. The button structure consists of an upper button body and a lower button body. The upper button body is electric connection by two adherent points. The lower button body consists of two non-electrical contact buttons. The simple structure, the easy installation, the correct alarming and the convenience in use all make the utility model extensively used on any suitcase.