harstenaSquare bottom three-dimensional packaging bag

PVC soft film packaging,harstena square bottom packaging bag, aluminum bag window packaging bag, thr...

harstenaElectric insulation crinkle paper

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

harstenaFood storage bag

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

harstenaAluminum-plastic film material

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