bernSquare bottom three-dimensional packaging bag

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

bernElectric insulation crinkle paper

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

bernFood storage bag

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

bernAluminum-plastic film material

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