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.