umbaSquare bottom three-dimensional packaging bag

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

umbaElectric insulation crinkle paper

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

umbaFood storage bag

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

umbaAluminum-plastic film material

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