Due to special geography，consanguinity，and the relationship between the source and make-up of the national economy，politics，culture and art exchanges in China and all of of southeast Asia compared with other regions has become even more complex. In the course of public diplomacy between China and southeast Asia，the art of dance，with its cultural characteristics of the language，and different mechanisms of action and path，has always played a “diplomatic pioneer” role between China and southeast Asian countries，creating a favorable international environment for China’s development. It has played an important role and an important means of the public diplomacy but also has its limitations. This paper puts forward suggestions and strategies for making the art of dance a more effective means of diplomacy between China and southeast Asian countries.