Our small rewinding machine can come out with many functions in one, including count meter, count pieces, diviation correction, 2 motors to control the rewind direction(which means it can rewind from left to right and also from right to left) etc. That is a video for reference. The link is https://www.facebook.com/100024893529077/videos/vb.100024893529077/514251339414646/?type=2&theater&notif_t=video_processed&notif_id=1570378945768269   

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