humboldtSquare bottom three-dimensional packaging bag

PVC soft film packaging,humboldt square bottom packaging bag, aluminum bag window packaging bag, thr...

humboldtElectric insulation crinkle paper

humboldt Insulating Wrinkle Paper, also known as crumpled paper,humboldt refers to a type of process...

humboldtFood storage bag

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

humboldtAluminum-plastic film material

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