With super wide workspace,the easier handling of the sewing material;Inner
circular lubrication system,to stop oil stains or oil leakage,avoid polluting the
sewing material,and realize the environmental protection characteristic of
sewing;Weightier than general lockstitch sewing machines by 40%,to boost
up the stability of sewing machine,and debase the vibration by more than 70%;
Particular novel design to change gear's dvive and super low sound to debase
noise by 5dB;Adoption of new-style wearable raw material,to prolong service
life;Individual streamline design,built-in bobbin-winding device,to make the
appearance beautiful,improve work efficiency.