Anti-dismount tag

The utility model provides an anti-dismount tag. The anti-dismount tag comprises a casing and a flexible tape, wherein a mounting cavity and a locking channel for the flexible tape to penetrate are arranged in the casing; a printed circuit board is arranged in the mounting casing; a flexible printed circuit board is embedded in the flexible tape; one end of the flexible tape is connected with the casing; a first buckle is arranged at the other end of the flexible tape; the flexible printed circuit board is electrically connected with the printed circuit board through an alarm circuit; a second buckle and a trigger switch are arranged in the locking channel; the trigger switch is electrically connected with the printed circuit board; the second buckle and the trigger switch are respectively buckled and matched with the first buckle. The anti-dismount tag has the benefits that the second buckle and the trigger switch are respectively buckled and matched with the first buckle, so that the flexible tape cannot be