The purpose of Beijing Dance Ballet Band 4 teaching is to lay the foundation for those children who have the basic conditions to engage in dance major, like dancing and are determined to engage in dance professional work. According to the relevant information, the purpose of the fourth-level teaching of Beijing Dance Ballet Company is to lay the foundation for those children who have the basic conditions to engage in dance, like dancing and are determined to engage in dance professional work. Students are required to fully understand and express the skills and performances of ballet they have learned, and the dance combination becomes lengthy and complicated. In addition to expressing the dance content confidently and grasping the space of smooth and coherent movements, it is also necessary to show the emotions and emotions that music wants to express.