2.The head is designed as dual-bolt and straight-needle;
3.The head has the full-automatic oil supply system, which can get each running part completely lubricated;
4. Knob is used to adjust the spacing without need to change the cam, which is easy to handle;
5.Equipped with needle and thread cooling device that uses white mineral oil for cooling and lubricating, which helps avoid needle breaking, thread breaking, wire jumping, etc;
6. Adopt synchronous dual-needle four-thread equipped with strong gear-typed cloth feeding system, which makes the cloth-feeding precise and the stitches beautiful when quilting and eliminates the folds occurring when the cloth is being sewed;
7.Adopt exported electronic positioning motor and controller to control the sewing speed;
8. Adopt air drive to control the automatic lift of the presser foot and the coder to control the needle position, and are in steady operation and low noise.