pyonggangSquare bottom three-dimensional packaging bag

PVC soft film packaging,pyonggang square bottom packaging bag, aluminum bag window packaging bag, th...

pyonggangElectric insulation crinkle paper

pyonggang Insulating Wrinkle Paper, also known as crumpled paper,pyonggang refers to a type of proce...

pyonggangFood storage bag

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

pyonggangAluminum-plastic film material

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