Also known as sewing machine, sewing machine and bone sewing machine, it is generally divided into three lines, four lines and five lines. The main function is generally to prevent pilling in the seams of clothing.

The sewing machine can cut and sew at the same time, and the stitch is like mesh, which is also suitable for elastic fabrics.

This sewing machine can be used not only for hemming, but also for sewing T-shirts, sportswear, underwear, knitting and other fabrics.

1. One needle of the sewing machine operates at the same time, and three needles of the sewing machine operate at the same time;

2. The sewing machine requires much higher precision than the sewing machine, and the sewing machine adopts the principle of bending needles and hooking lines;

3. There are many sewing machine parts, and the production cost is high.

Sewing machines, also known as sewing machines, yard sewing machines and bone sewing machines, are generally divided into three lines, four lines and five lines.

The main function is generally to prevent pilling in the seams of clothing. The sewing machine can cut and sew at the same time, and the stitch is like mesh, which is also suitable for elastic fabrics. This sewing machine can be used not only for hemming, but also for sewing T-shirts, sportswear, underwear, knitting and other fabrics.

Sewing machine is a machine that uses one or more sewing threads to form one or more stitches on sewing materials, so that one or more layers of sewing materials are interwoven or sewn together. The sewing machine can sew cotton, linen, silk, wool, man-made fiber and other fabrics and leather, plastic, paper and other products. The sewing stitch is neat, beautiful, flat and firm, with fast sewing speed and simple use.