At the end of 2014 OTK GROUP, a.s. acquired the certificate issued by Esko proving the company conforms with the quality standard of flexo printing. Companies with the certificate belong among the best in the field. The HD flexo technology allows manufacturing of flexible packaging in quality nearing rotogravure printing but at a significantly lower price. Among the main advantages belong the high resolution, depiction of lights and shadows, and intensive high-contrast colour presentation. The technology can be used for printing of flexible packaging, labels and protective elements of products.