Profile: Hanmere is a manufacturer of polythene packaging products. We supply products like bespoke polythene bags, polythene sacks, polythene liners for totes, drums & boxes, polythene sheet, and polythene tube. Our Tri-Ex packaging product is a medium to heavy-weight film. It is ideally suited for virtually all packaging applications and lighter weight than conventional films. Our another GS69TM packaging product is a lightweight fim and because it is made from less raw material.