The absolutely computerized exercise e-book line is a surprisingly sophisticated solution for the fabrication of twine-stitched exercise books, dominated and unruled pre-products, folded sheets or a unique completed product. It may be used for medium and large runs, from the reel to the completed product. The basic device includes a single reel stand, flexo ruling, pass reducing, overlapping, gathering and counting, sheet feeding, cord sewing, folding, spine pressing, trimming of lengthy aspects...