Yes, the national qualification certificate of fitness instructor is divided into four grades: primary, intermediate, advanced and coach. Therefore, the national first-class fitness instructor is a higher-level and more professional certificate in the fitness instructor certificate. Our school is a national vocational certificate examination and training institution for private education authorized by the State Sports General Administration, and the national vocational certificate for fitness coaches is tested every month. To be a fitness instructor, you need to master professional fitness theory and skills. Theories to be mastered: sports biomechanics, human anatomy, physiology, psychology, nutrition, etc. Skills to master: resistance training, aerobic exercise and equipment use, stretching exercise, physical training. At present, gyms are all certified.