Fusion. National calisthenics set a routine length of 3 minutes and 30 seconds, and * * has 56 eight beats, representing 56 nationalities. This routine is composed of dance elements of more than 20 nationalities, such as Uygur, Mongolian, Dai, Tujia and Tibetan. It perfectly combines the softness of national dance with the rigidity of aerobics, so that national aerobics and Mongolian dance are integrated.