... food packaging; 1)custom design 2)food grade,SGS FDA 3)high quality material 4)various bag types Customized frozen food ... light,gas barrier,2)Security,easy to take and use,3)Strong sealing strength,non-breakage,non leakage,4)Heat sealing ... finishing,Matt or Glossy finishing,Retortable,Microwavable,Vacuum,Frozen,One way degassing valve,Euro slot for haning display,Zipper Attachment On Pouch ...