Quick,comfortable,clean,no pollution,convenient operation,easy maintenance,low noise,low vibration,save electricity,safe. Work surface is 700 mm,can better applicable to sew large-area flexible template sewing and larger materials. 1.AD-7200-66 extend arm,increase operation space; A more flexible operation,homework is wide. 2.Needle bar component oil mechanise,reduce the pollution to the cloth. 3.The oiling operation more intuitve,more work to reduce the labor intensity. 4.Function concentraiton is easy to operation,the LED lamp is more green,energy saving and environmental protection. 5.Flexible drive connections,effectively reduce vibration,driving more smoothly.