1, contact the treasurer pe vest bag, tell your sample bag and detailed specifications needed, if the conditions it is best to send a sample of your back after the first collaboration in order to avoid misunderstanding a vest bag factory in special materials and thickness, contact treasurer big vest bag, tell your samples and detailed specifications needed for the bag, if the conditions it is best to send a sample of your back after the first collaboration in order to avoid misunderstanding and therefore such films made by the film in a special material and thickness The convenient bags are not suitable for containing food. To facilitate the identification of PVC and polyethylene bags convenient bags, available in the following simple method of identification. So this kind of film, and the film made from convenient bags are not suitable for containing food. To facilitate the identification of PVC and polyethylene bags convenient bags, available in the following simple method of identification. So this kind of film, and the film made from convenient bags are not suitable for containing food. To facilitate the identification of PVC and polyethylene bags convenient bags, available in the following simple method of identification. pvc vest bag, vest bag, linking Bin century by linking Bin Xiong Paper Packing Co. century. Xiong Bin-century Paper Packaging Co. (www.sjlbbz.com) strong, credible, Hebei Baoding bag industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead linking Bin century and you work into the brilliant, for a better future!