... advertisement adbrochure,instruction book,catalogue, card, magzine, hardcover book, softcover book, flyer, folder, sleeve, envelope, poster, paper bag, tags, and so on. ... used for gift box. Double grey and single white and grey or double white and inside grey.Duplex Board:From 250g ... Offset paperFrom 60g to 400g. 120g and 157g is normally used for book printing and envelope.cardboard paper:From 250g to ...