APPLICATION: 210D, 420D, 630D is always used on sewing thread, like 210D/2, 210D/3, 420D/3 , ABOVE 840D IS MAINLY used on rope, tire cord and webbing

we all use chip production process , and produce on high quality equipments, which can be sure of yarn quality. we tested each bobbin and check all before export, it can make sure every bobbin is nice !