It is suggested that you can go to the field to have a look. Generally, they go to personal trainer fitness institutions to participate in training and exams. We can choose a fitness instructor training school according to the teaching mode, teaching methods, teaching environment, teaching teachers and courses. Personal trainer is a well-paid occupation in the fitness industry at present, and it is also one of the occupations with higher income in China. We can get the certificate of fitness instructor here, and also learn professional fitness skills and theoretical knowledge from the courses offered.