1. The host, receiving, discharging, and traction of receiving and discharging are all controlled by vector variable frequency motors (fully automatic seven motor tension control). 2. Fully automatic vertical and horizontal color tracking with pre registration function. 3. A still image with a pattern. 4. Shaftless top mounted plate mounting, saving time and convenience for plate replacement. 5. Closed hot air circulation oven, automatic constant temperature control, external electric heating method. 6. Pneumatic scraper, swing mode controlled by a separate motor, swing frequency adjustable. 7. Integrated ink tray holder, pneumatic pump circulation. 8. High precision gearbox transmission. 9. The winding and unwinding mechanism is a dual station mechanism, achieving high-speed automatic material receiving without stopping, and inflatable shaft loading and unloading