You can apply for a private fitness instructor qualification certificate in a regular training institution. At present, there are many private training institutions in China. If you want to find a good private education school, you can generally choose according to the teaching scale, teaching methods and teachers. Fitness instructors need to learn sports nutrition, sports anatomy, sports physiology, sports psychology, sports biomechanics, health and fitness and practical skills. We can learn fitness professional knowledge and action skills by providing training for fitness instructors.