calaisSquare bottom three-dimensional packaging bag

PVC soft film packaging,calais square bottom packaging bag, aluminum bag window packaging bag, three...

calaisElectric insulation crinkle paper

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

calaisFood storage bag

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

calaisAluminum-plastic film material

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