sinaiaSquare bottom three-dimensional packaging bag

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

sinaiaElectric insulation crinkle paper

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

sinaiaFood storage bag

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

sinaiaAluminum-plastic film material

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