... great service. ProductMaterialIvory Board Paper , C2S art paper, C1S art paper, duplex paperboard, art paper, greyboard, special paper, etc.Printingoffset printing, ... 4.Quality Control: check one by one and write the report to ensure the quality and quantity. 5.One-stop ... the file about the products and finish the payment, we make other whole things for you and you then just pick them up! paper bag ...