Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 8 分鐘背肌訓練【初級 - 中級版】8 Min Back Workout No Equipment|有效針對于背部訓練|無需任何器材|男生和女生也適合的健身訓練【健身運動】. That video is uploaded by Eugene Wong at 2020-07-26T05:09:51-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [pxzsXLjKihQ]