konotopSquare bottom three-dimensional packaging bag

PVC soft film packaging,konotop square bottom packaging bag, aluminum bag window packaging bag, thre...

konotopElectric insulation crinkle paper

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

konotopFood storage bag

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

konotopAluminum-plastic film material

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