Paper Cardboard Paperboard Hardboard Duplex Board Grey Back with Ream PackingQualityAvailable Grammage of Duplex Board Grey BackA+*240g250g300g350g400g450gAA+*230g250g300g350g400g450gAAA+200g230g250g300g350g400g450gPackageAvailable Ream Packaging: 100pcs in per ream, each ream wrapped with kraft paper on a solid wooden pallet or a fumigation pallet, and every angle with a protector.SizeReam Packing Size: 635x900mm, 790x1090mm, 600x900mm, 102x790mm, or customized size.Business InformationTrade terms: FOB, CIF, CFRPayment terms: T/T, L/C at sightSamples: Free sample in A4 size for your testMOQ: 1*20 container ( around 18 ton )Delivery time: 18 days after down payment.