1. chain-paper feeding
2. Auto cycling ink-feed system, roller lifted and separate rotating.
3. Rocker interval adjustment device avoids central deviation.
4. All the axles of roller must be chorme-plating in oreder to increase the hardness
5. Printing electric phase adjusting mechanism adopt planet type gear structure, (It can be adjusted 360degrees while revolving and stopping)
6. The machinery units adopt electronic separation and pneumatic locking up.
7. Auto count device to show right production volume and main machine automatically stops
