JinchengSquare bottom three-dimensional packaging bag

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

JinchengElectric insulation crinkle paper

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

JinchengFood storage bag

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

JinchengAluminum-plastic film material

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