(1) it adopts the combination of pneumatic components and guide rail to contorl the up and down of the device.
(2) it adopts the inductive electron component to automatically shrink and release the cording.
(3)the torsion spring of oscillating bar of shrinking cording can be adjusted to achieve the best effect for embroiderying.
(4)the specialized hanging dish struction can make a vacant dish wind more cord to use.
(5)the device can be installed in the new embroidery machine or old altered machine.
(6) the device is installed in the side .
simple cording device