... paper box 2.material: art paper cardboard 3.Imprint:CMYK 4.usage:gift packaging 5.OEM available MaterialIvory board(250G,300G, 350G)Art paper ... grey back(250G, 300G, 350G,400G)Grey Paper(250G, 300G, 350G, 400G)Craft paper(100G, 120G, 150G, 200G, 250G, ... cartonsQuality ControlFrom material purchase, pre-production machine testing, 3 times assessment for finished goods, packing etcSample chargeSample ...