1. Triple knitting system, single head, effective knitting width of needle plate is 36 inches (91cm). 2. 5.0-inch full-motor small head, cross-type sinker, dynamic gauge, motor commutation, motor control tight lifting eye, tight weaving adjustable. 3. Adopt digital technology, high efficiency and high speed; Cross sinker ring pressing technology realizes non-waste yarn bottoming; The up and down motion technology of the yarn mouth realizes weft insertion weaving, making the upper more three-dimensional and full, and realizing three-dimensional 3D weaving. 4. It has the functions of picking holes, hanging eyes, intarsia, siping, jacquard, bright narrowing, dark narrowing and other irregular pattern knitting. 5. It is equipped with high-strength flying weave upper special knitting needle as standard, which has a wide range of application and a long service life. Suitable for all kinds of upper knitting yarns.