... roller-water sppuly system,cross feed,side-lay positioning,automatic double feed detection. Double-rotary skip feed,automatic inking,photoelectric ... ,and 2 units.4)Adopt independent ink system and dampening system,can adjust feeding freely,meet various different ... synchorienation,prevate printing paper from dirty.7)Centrliazed oil feed system:more convinient for maintenance.8)Touch device:realize ...