... quilting, with embroidery function. High speed and large production, suitable for small and big patterns, thin and thick mattress quilting. 1.High speed ... system, to lower the noise.3.Better stitch and suitable for both thin and thick quilting, over comes the shortage of normal ... machine.4.360° quilting, easy to combined patterns, joint patterns and jump patterns.2 bars machine: patterns can be 1, 2, 3 ...