SongjiangSquare bottom three-dimensional packaging bag

PVC soft film packaging,Songjiang square bottom packaging bag, aluminum bag window packaging bag, th...

SongjiangElectric insulation crinkle paper

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

SongjiangFood storage bag

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

SongjiangAluminum-plastic film material

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