TunchangSquare bottom three-dimensional packaging bag

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

TunchangElectric insulation crinkle paper

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

TunchangFood storage bag

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

TunchangAluminum-plastic film material

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