windwire

  • ROLLKIN SYSTEM FROM KOREA

    ROLLKIN SYSTEM: Do not tie your shoelaces by hand, use the dial that can be tightened. – Commercialization: Possibility of commercialization by partnering with shoe companies in manufacturing shoes. You can achieve a marketing effect by displaying the CI and BI. – Convenience: Eliminates the inconvenience of tying shoelaces by hand, Finest dial adjustment is…

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