chamSquare bottom three-dimensional packaging bag

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

chamElectric insulation crinkle paper

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

chamFood storage bag

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

chamAluminum-plastic film material

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