The machine is mainly used for cutting aluminum alloy doors and Windows, sun room, aluminum curtain wall and industrial aluminum multi-angle cutting, two head vertical (45-90 degrees) can realize arbitrary rotary swing Angle cutting and the workbench’s level (22.5 degrees – 135 degrees) at any Angle cutting, imported CNC positioning system, two head controlled by servo motor driven ball screw vertical pendulum Angle, the workbench’s level rotation at any Angle by servo reducer and high-precision measuring arc discussed.