The Apstar HS range are mobile units, servo motor drive for each unit, vacuum sheet transfer for accurate transmission of warp corrugated paperboards, which considerably upgrade printing register. Optional drying devices of hot air, IR or UV facilitate high- graphic full screen coated paper printing. Partly taking place of offset printing. Torch screen PLC is equipped for frequent order store, remote maintenance and fast trouble shooting. Furthermore, central dust collecting system and air-conditioning for electric cabinet of each unit are provided.