Cellulose Casing Collagen Casing Soy Protein manufacturer / supplier in China, offering Edible Caliber 30mm, 28mm, 26mm, 25mm, 24mm, 23mm, 22mm, 21mm, 20mm Collagen Sausage Casings for Cooked / Smoked / Fried / Air Drying Sausages, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm Calibers Collagen Casings for Delicious Human/Pet Sausages Collagen Sausages Casings, 14m/15m/21m/22m/50FT Per Stick Customizable Rod Length Collagen Sausage Casing From China Producer Factory and so on.