Textual research on slim waist dance coaches is divided into six levels: primary level, including level 1 and level 2: learning the basic movements of belly dance; Level 2: mainly study the decomposition and explanation of basic movements; Intermediate level, including level 3, level 4 and level 3: mainly study the arrangement of intermediate dance steps and the practical combination of gym; Level 4: mainly study intermediate dance courses and practical dance in gym; Advanced, including grade five, grade six and grade five: mainly learning dance performance ability and skills; Band 6: Mainly study the mastery of music rhythm and the arrangement of dance.