... philosophy as sequin device,beads come out perfectly on the embroidery ,realize the transform of the beads from manual to machinery automationTechincal parameters 1 ... , space of beads device70mm2,lifting traveking3mm3,specification of sequin2.3mm,2.4mm,2.5mm4,specifications of stepping motor1A5,the use of air pressure3kpa the new embroidery beads ...