... :100volume/volumes 3. Color: 4color or pantone color printing 1. Book printing service with art paper,125gsm or 157gsm. 2.MOQ ... >.Competitive Advantages:1.Our books are printed by the use of Heidelberg Speedmaster 4C offset printing machines. Factory visiting is welcomed ... , catalog, booklet, file, floder, flyer, poster, envelope, letter sheet, instruction book, paper bag, gift bag, ect.Other ...