Plank (平板支撐)With English Subtitles 附設中文字幕 Tags: 5 comments 46 likes 22 shares Share this: 麥克健身 Marky's Training About author not provided 全心投入健身教練專業，分享健身及教學心得，為提升香港健身教練質素出一分力。 7722 followers 7318 likes View all posts