The machine introduction of new varieties of Germany advanced core technology independently developed, the use of link-typed feeding mechanism,durability, feed balance, expanded class sewing material and creep in the thick of large sewing materials, to the sewing process so that the lower feed speed to reach consensus. Use the built-in servo motor direct drive, to achieve a quick start and brake the machine precision; while the use of advanced integrated computer control technology, stable performance, strong anti-interference ability. Using big hook, reducing the number of change the bottom line, improve work efficiency; automatic lubricating device to increase machine life. With automatic needle positioning,automatic pin number, automatic counting inverted seam, automatic cut line, electronic clamp, automatic presser foot, and other intelligent sewing patterns. Suitable footwear, luggage, automotive and other thick sewing items, such as car upholstery, sofa, schoolbags, a variety of women's and men's bags handbags, wallets and so on.