1.When upper thread or lower thread is used up or broken, the machine will automatically stop and alarm, and report the position head of broken thread;
2.Auto trimming after one color or one area finished, then it will change color or keep on sewing according the setting;
3.Pattern files can be stored permanently after input the computer, Memory storage is up to 2,000,000 stitches;
4.The new kind high accurate liner guide system used in pantograph guide can reduce fault, abrasion and noise, move smoothly and use for a long time.