The basic requirements for printing inks. Reducing the cost of use, reducing costs, and maximizing profit are prerequisites for the survival and development of a company. Packaging and printing plants are no exception. Although ink accounts for only 15% of the printing cost (paper accounts for 45%), we understand that the printing factory has never given up its efforts to reduce the cost of ink. Packaging printers prefer ink suppliers to provide the best price/performance ratio to meet the requirements. Ink products.