This machine adopts the latest research and development on its own axis structure (the structure has been successfully applied for a patent), swing stability, airframe weight, sewing speed and effectiveness of the general ups and downs of up to 1.5 times more joints. Automatic oil supply system to ensure that the damaged parts is not easy to increase the machine life, reduce maintenance costs. The use of large Hook 2 times, reduce time to replace the bottom line, enhance the efficiency of sewing. Openable hood, easy to deal with repair.