Plastic Courier bag/mail bag/ express bag / postal bag Certificate of ISO 9001:2008 ISO 14001:2004 1.HDPE.LDPE.LLDPE and these mixed according to customer's needs and can make triple-layer coextrusion film. 2.Dimension is different according to customer's requirement. 3.Color and print:customized printed,with logo or 1-8 colors available. 4.Usage:widely used in express and mailer. Our company specislizes in all kinds of HDPE,LDPE plastic bag such as Patch bags,handle bags,Strip T-shirt bags,Flat bags,Star Seal On Roll Vest bags,S-point bag,Freezer bags and so on. Furthermore we can produce according to customers' special requirements.On the basis of the good quality and reasonable price,we have got good reputation from our clients.