This model is an upgraded product of GULI GL-303S-D3. This model adopts a horizontal tubular working platform with small diameter and easy to use. The machine introduces a new variety developed independently by German advanced core technology and is  directly driven by a built-in servo motor. It has a variety of intelligent sewing modes such as automatic needle position, automatic needle setting, voice announcement, USB socket, new double action knife trimming structure, sealed bottom oil pan, electronic clamp wire and automatic lfting foot. The use of a large hook and automatic lubrication system reduces the number of bottom line changes and improves production efficiency. Compared with similar thickeners that do not automatically lubricate, the service life of the hook and wear parts is greatly extended, reducing the troubles caused by unnecessary maintenance. Suitable for sewing jeans, pockets, cushions, leather goods, etc.