... by copperplate gravure printing and non-printed.3) Material: LDPE or HDPE coextrusion material, outside-white and inside-grey color, 0 ... our advantage:1)quality: ISO9001:2008 quality certification. all raw new virgin material:can provide SGS certification.2)price: competitive ... such composite materials, non-woven environment-protected materials, OPP, PP, HDPE, LDPE, CPP, PPU, PVC, PE/PO, PO/PE, CPE and ...