ays IHS iSuppliMay 19, 14:10Shipments of touch screen displays for the signage and professional market are set to surge by more than a factor of seven over the next three years to reach nearly three million...EIH enters EPD-based signage segmentMar 16, 01:35Electrophoretic display (EPD) maker E Ink Holdings (EIH) has ventured into advertising signage in the US, Korea, Taiwan and other markets, lev