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1. Pay attention to the sample sheets(1) Sampling inspection in printing. Shortly after entering the formal printing, there will be some changes in the amount of ink supply and water supply determined at the time of printing. Frequent sampling inspection and readjustment should be made. When the pri

The feeding module of automatic slotting machine is assembled by belt device and automatic deviation correction device.Belt device:High-quality automatic slotting machine belt device should choose the belt with good surface friction, and it is not easy to scratch paper; Dongguan Longhangsheng Machin