Main Features For any kinds of single yarn merging, the machine has excellent function, stable tension. The sensitive inspecting system of end breakage can Insure the motion of cutter in time, showing no difference of yarn end. Each spindle is fitted with a driving motor and a inverter for adjusting speed. It is easy for adjusting the speed of winding yarn. So the adjustment of spinning is more flexible. The drawing device for spandex yarn is equipped to fold spandex yarn with other yarns. Easy operation can set and monitor yarn speed and yarn length during running. Count length and control by single spindle. It has more simple maintenance and higher efficiency.