1. It adopts double needle clutch type needle bar structure to make sewing corner, right angle and acute angle, and it is accurate and convenient when straight seaming;
2. The needle is fed synchronously with the feeding tooth to prevent the sewing material from slipping, the adaptability to the sewing material is strong, and the stitches are beautiful and tidy;
3. With automatic thread trimming, automatic needle position, automatic needle number, automatic counting reverse seam, automic thread extraction and other intelligent sewing modes; can be more humanized, more intelligent engaged in a variety of complex and cumbersome highly difficult processes, which greatly improve work efficiency.