Generally speaking, there are three levels of learning. The first level is professional basic courses, such as sports anatomy, physiology, nutrition, physical fitness, resistance training techniques, cardiopulmonary resuscitation first aid courses, etc. The second level is professional core courses, which are mainly courses with strong functions, good products and easy to develop and perform in the gym, such as comprehensive fighting, precise stretching and maternal recovery. The third level is professional development courses, which are mainly based on a certain foundation, or developed to a higher level, fitness management and entrepreneurship, such as fitness coach career planning, public speaking, sports rehabilitation, big equipment Pilates, private education marketing, youth physical training and so on.