· An automatic lifting the feed system: RD-4129 digital presses with automatic lifting the feed system and large capacity (1000 70g/m2) for paper, greater than 30 unloading plate count, greatly reduces the user needs to add paper or cleaning work.

· Smart human-computer interface: a more responsive user interface, allowing you to feast for the eyes at the same time, also makes your operation more satisfactory.

· The original merge: merging merged two different manuscripts in the manuscript on a piece of paper, or a repeat copy in the manuscript on a piece of paper, and saves printing time and paper consumption.

· Security function: Operations Manager can be set