packaging manufacturer and supplier duo uk has shown its commitment to a greener future with the launch of a new offering, duogreen, which is designed to help companies create sustainable, environmentally low impact, packaging solutions duo was also selected to be the first uk manufacturer to produce mailing bags using green pe, a polythene that uses sugarcane, rather than oil, as its base substance. duogreen helps businesses realise their environmental goals which we believe can only be achieved by sharing expertise, promoting new sustainable inventions and encouraging thos