Funcition:computer programmed, all-area pss-roll automatic air-driving device. Secondary vacuum, secondary exposure, light compensation, top and bottom curtain, with working lamp and working bench. Drawer air-drawing process is conducted by the most advanced air-driving vacuum system of Germany to drive air from back to front, ensuring high screen spots finn, even, clear, full, and non-dropping. No color difference in plate. Appearance:welded by cold-reducett sheet, straight and elegant, soft color, attractive and durable Collocation:imported rubber cloth, imported Philip strip lamp, Japanese non-oil vacuous pump extra Iow-pitch environmental design-and ideal option of imported plate drying machine.