Abstrct:In this paper, the offset of knowledge,background,principles materials,such as research.And then also give an detailed account of the offset printing ink in the co-
ntrol of the impact of factors such as offset printing roller pressure on the impact of
mexican control; then referred to the correct amount of ink as well as the master and adjust the volume of ink they should pay attention to the issue of regulation, inappro-
priate regulation of ink defects and so on.Finally,I do some research about the automatic ink control system of offset.
Key Words:offset printing;Ink control;Ink-conditioning;press