大量的裝魔術貼縫制工序，傳統的方法是用單針來完成，效率低。用普通的雙針又無法完成轉角的位置縫制。采用HY-1565N-7利用其針桿可分離的特點，完成不同角度的縫制，效率大幅提升。配以特制的助縫器，可做到自動卷邊和魔術貼的精準定位，讓操作更方便、暢順。

The majority of velcro sewing process is finished by single needle machine traditionally .The ordinary double needle can not finish the corner sewing .With the characteristic of separable needle bar on HY-1565N-7 ,it can finish different corner sewing and reach high efficiency .To be equipped with special made sewing guider ,it can make auto rolling and velcro positioning .The operation is more convenient and quicker .