surSquare bottom three-dimensional packaging bag

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

surElectric insulation crinkle paper

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

surFood storage bag

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

surAluminum-plastic film material

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