It can make more than 16 layers of cloth conveniently,this serialmachines offer the high speed to you.Throw and send the material mechanical device high,press the structure of the pole light.attach theautomatic oil supply system and filtering type oil pump,have offered theoil window of visual and fuel level gauge.Can realize double layers is itsew up to overlap.Give material way to divide into differential to givematerial and ordinary to give material can make you smooth realizationvarious kinds of sewing.