JAKI brand leather glove sewing machine adopts the working principle of double-line single-straight needle punching material and needle rod thread pick-up and looper hook to form double-thread chain stitches, and can adjust the stitch tightness according to sewing requirements. The sewing stitches are neat, beautiful and firm, and are widely used in cowhide gloves, knitted gloves, cut-proof gloves, high-grade sheepskin gloves and other leather sewing processes.