sungaigerongSquare bottom three-dimensional packaging bag

PVC soft film packaging,sungaigerong square bottom packaging bag, aluminum bag window packaging bag,...

sungaigerongElectric insulation crinkle paper

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

sungaigerongFood storage bag

sungaigerong Body moisture-proof bags (grain storage bags, aluminum-plastic composite bags, vacuum f...

sungaigerongAluminum-plastic film material

The sungaigerong moisture-proof effect of aluminum-plastic film material is 80 times that of ordinar...