puchengSquare bottom three-dimensional packaging bag

PVC soft film packaging,pucheng square bottom packaging bag, aluminum bag window packaging bag, thre...

puchengElectric insulation crinkle paper

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

puchengFood storage bag

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

puchengAluminum-plastic film material

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