With wiring function, multi segment of fixed length seam function, loose line function, soft start function, and external electric eye sensor.
 Auto cutting, fixed length gap trigger,auto air-intake, manual tangent switch and manual air-intake switch,
 Auto presser-foot,lifing, before the cutting and after the cutting etc.
 To solve the waste material are in the front cover after cutter to cloth, and excessive accumulation effect problem using for machines.