The machine is of welded steel structure ,it is of good sthength and rigidity.The hydraulic driving ensure that severe hanging accident caused by wrong using ways will not happen when working .The machine working steadily、safe and solid and operate conveniently.The top die is installed with compensate mechanism,which ensure that it can get higher working bending precision.The customers only need to prepare various kinds of dies,he can bend the plate or make various different shapes plates.