dangSquare bottom three-dimensional packaging bag

PVC soft film packaging,dang square bottom packaging bag, aluminum bag window packaging bag, three-d...

dangElectric insulation crinkle paper

dang Insulating Wrinkle Paper, also known as crumpled paper,dang refers to a type of processed paper...

dangFood storage bag

dang Body moisture-proof bags (grain storage bags, aluminum-plastic composite bags, vacuum food bags...

dangAluminum-plastic film material

The dang moisture-proof effect of aluminum-plastic film material is 80 times that of ordinary polyet...