grandcentralSquare bottom three-dimensional packaging bag

PVC soft film packaging,grandcentral square bottom packaging bag, aluminum bag window packaging bag,...

grandcentralElectric insulation crinkle paper

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

grandcentralFood storage bag

grandcentral Body moisture-proof bags (grain storage bags, aluminum-plastic composite bags, vacuum f...

grandcentralAluminum-plastic film material

The grandcentral moisture-proof effect of aluminum-plastic film material is 80 times that of ordinar...