1kg ALU foil retorted pouch cooking bag 121C 30min High temperature sterilization bag Product Details what is a retorted pouch / cooking bag ? Retorted Pouch , we also call it cooking bag . Cooking bag is a ... Read More
quad seal printed coffee bags with air valve and tin tie 250g 500g 1000g Our coffee bag contains aluminum foil material, which has very good barrier, moisture-proof and anti-oxidation. The single exhaust valve ... Read More