The form and structure of Mongolia yurts reflect the quantity relationship beauty, the function beauty and nature harmonious beauty. But in the present, there also exist some problems of making and using. This paper has made some improvements on its material and components on the basis of keeping the traditional appearance and comfort. This new design makes its building more conveniently, living in it more comfortablely by adopting modern high technology and new materials, and also makes it stronger, lighter, and more beautiful. And the completed yurt and trailer united perfectly, so that it may have better moving property.