... ,paper chocolate food box 2,food grade paper 3,soy bean ink 4,high quality 5,usage: food box Product name Paper chocolate food box1.1 ... Art paper(128G, 157G, 200G, 250G, 300G)Duplex board with grey back(250G, 300G, 350G,400G)Grey Paper(250G, ... outer cartonsQuality ControlFrom material purchase, pre-production machine testing, 3 times assessment for finished goods, packing etcSample chargeSample charge ...