1.CYFQ-L gantry type film slitter machine is suitable for slitting and rewinding the POF, BOPP,CPP film. 2.The rewinder is controlled by servo motor system and tension on line.The unwinding tension adopts vector inverter to control the speed and AC motor with encoder to feedback the speed. 3.The unwinder and auto corrector are controlled by hydraulic system which is convenient in control and high precision.