dumkaSquare bottom three-dimensional packaging bag

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

dumkaElectric insulation crinkle paper

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

dumkaFood storage bag

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

dumkaAluminum-plastic film material

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