On May 15, Yi Nengjing sent a video to reveal "How to lose weight". In the video, she is practicing boxing with the coach, and said that "boxing once a week, weight training twice, high protein and low starch diet, reducing sugar and calories, you must move if you want to lose weight!" In the video, Yi Nengjing is "learning" boxing skills with a boxing coach in the gym. She wears sportswear and looks professional. She revealed "about how to lose weight". She said: "Boxing once a week, weight training twice, high-protein and low-starch diet, reducing sugar and calories, and exercising if you want to lose weight!"