ShanghaiSquare bottom three-dimensional packaging bag

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

ShanghaiElectric insulation crinkle paper

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

ShanghaiFood storage bag

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

ShanghaiAluminum-plastic film material

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