1. put the big and wide paper roll on the slitting machine, then start the machine and slitting to narrow and small paper roll,

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2. use the narrow and small paper roll to make the paper rope by paper rope twist machine.

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3. use paper rope coiling machine to make the setting length paper rope.

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4. put the the paper rope and narrow paper roll on the paper handle making machine to make the paper handle.

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5. use flexo printing machine to print image pictures on the paper surface, there are two types of flexo printing machine, one is stack type, another is CI type, the production capacity and accuracy of these two machine are different. you need choose the suitable flexo printing machine according to the picture design on the paper bag,

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6. put the printed paper roll on the bag making machine to making the paper bag,  there are two types of paper bags, one is square bottom, another is sharp bottom. These two type bags are made by two different type machine.   one is square bottom paper bag making machine, another is sharp bottom paper bag making machine.

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7. last step, if the handle is needed, then use the paper handle brush glue attaching machine to attach the paper handle on the paper bag.

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