LongnanSquare bottom three-dimensional packaging bag

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

LongnanElectric insulation crinkle paper

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

LongnanFood storage bag

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

LongnanAluminum-plastic film material

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