Coffee Bag, Mylar Bag, Food Bag manufacturer / supplier in China, offering Degassing Valve Eco-Friendly Biodegradable Compostable Flat Bottom 250g-1kg Bulk Storage Coffee Bag, Quad Seal Coffee Pouches with Custom Printed Transparent Window for 250g-1kg Coffee Bag, Recyclable Flat Bottom UV Printing Plastic Mylar Packaging Stand up Pouch Zipper/Ziplock Doypack Clear Transparent Pet Food Bag and so on.