Is there any identification on the vacuum package?
Laser inkjet printer, laser energy generator is the product surface engraved characters.
DOD on demand machine (drop) for short, called ink jet printer. The working principle: the nozzle is made up of several high precision valves. When the word is sprayed, the corresponding valve is opened and closed quickly. The ink is ejected by the constant internal pressure, forming characters or graphics on the surface of the movement.
Continue ink jet printer (continuous spraying machine), referred to as CIJ inkjet printer. The principle of operation is that the ink is ejected continuously through a single nozzle and is broken by crystal oscillation to form ink dots. After the ink point is charged and deflected at high pressure, the ink is scanned on the surface of the moving object. Such as Domino A100.
