JK Group, part of Dover Digital Printing and Dover, announced several new initiatives that support improved sustainability.    JK Group said it developed a new way of packaging its reactive inks to reduce its environmental footprint, while also releasing an extended shelf life across all of its ink ranges.   The company’s Kiian brand recently launched a new reactive ink series called Digistar Bellagio, with one of the new departures for this range being its Bag-in-Box (BiB) packagi...