Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 강사1급 드리미. That video is uploaded by 대한민국줄넘기협회(KRSA) at 2022-11-09T20:50:45-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [YMJfEq-CnNk]