This machine is widely used for sewing various fabrics, such as clothing, underwear, bedding, thin packaging and leather products. There are many kinds of stitches to choose from. The tension can be adjusted simply to produce good sewing samples. The maximum sewing speed is 8000 rpm, which realizes high-speed sewing and improves production efficiency. The built-in needle rod prevents oil leakage. At the same time, the parts are designed with wear resistance, which is more wear-resistant and durable. It reduces the maintenance rate and reduces the cost. The adjustment of the front and back of double ring bending needle and the adjustment of the front and back of the upper bending needle can be simply adjusted by the regulator, thus saving the time needed for maintenance.