stiaSquare bottom three-dimensional packaging bag

PVC soft film packaging,stia square bottom packaging bag, aluminum bag window packaging bag, three-d...

stiaElectric insulation crinkle paper

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

stiaFood storage bag

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

stiaAluminum-plastic film material

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