The main advantage of offset printing is high speed and fast response.Traditional chrome-plated water, inking rollers and rubber homogenizing rollers are the main types of rolls. Recently, with the increasing requirements of environmental protection, the system of ink and dampening solution is also constantly improving and changing, coupled with the emergence of UV and LED curing methods, higher technical requirements are put forward for the original roller system. Its unique coating design, excellent ink balance, transfer ability, well received by users.