| The miao nationality has a long history. The character of "no-word" stimulate the development of physical performance as culture carrier. Miao’s dance is the precious resource for the research of its history, changing for thousands years, which still keeps slash-and-burn cultivation. The deep cultural connotation, rich ethic costumes and special characteristics of art not only fully show its history, customes, habits and regional belief but also the importance of the research of its transmisition. It is the art that are mostly represent the miao’s culture. It has a big research value from the point of art or cultural development..In ancient times, the miaos had a extreme passion for god. People has not enough power to fight against weather changes and enemies. They lacked a knowledge of life and death, thunder and rain, good or ill luck. All these things are ordered by god in their opinion. When they come, people dance and play musics to ask help from gods. In doing that, people get good results.In order to reinforcing miao’s nationality and transmitting culture, they regularly organised holy scarifice. They have not words to record history, but they use a large amount of complex dances to do it. In the miao’s dances,"memorial ancestors" is the most outstanding topic. They concerns about "where do we come from?","where are we going to do?","who we are?".The miao’s folk dances have many kinds of type. From the view of actions, they derive from agriculture, hunting and animals. It shows the optimistic to fight against culture.On the basis of narration on their dances, the author compares it with old time in two aspects---status and function. Then, the author will analysis reasons and status of changing. For doing that, we can see its values and we also can form a set of rule to protect folk dances in these aspects---education, administration, economics, history. This protect mechanism lies on the education, making policy connection in every period. It aims to encourage children to pass on miao’s culture. For cultivating miao’culture scholar, standardization will be rised in the marketing operation. The profit from marketing operation returns to protect folk culture. This one-dividing-in-two policy promote the protection and development of miao’s folk dances. |