National Fitness Instructor Certification is a professional certification for the standardization of fitness practice launched by China Sports Education and Training Center, and is under the technical guidance and supervision of the Sports Information Center of the State Sports General Administration. At present, the national online sports certification courses include: junior, middle and advanced certification courses for fitness coaches, certification courses for children's fitness coaches and certification courses for teenagers. The course is not limited by geography and time, and can be studied repeatedly online, and the certification exam can be completed online. Stay at home and get the advanced certification of national fitness instructor online.