oltenSquare bottom three-dimensional packaging bag

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

oltenElectric insulation crinkle paper

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

oltenFood storage bag

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

oltenAluminum-plastic film material

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