Abstract:Thatched-roof house is a kind of house with natural thatched-roof material. Since the records of our country, Natural Thatched-roof House has been widely used. With the development of modern construction technology, the material and paving technology of Thatch roofing are also constantly updated, and the polymer simulation thatch is made of modern polymer materials, the new material can not only achieve fluffy and elegant appearance, but also avoid the defects of natural thatched roof, such as easy fire, insect erosion, perishable and easy to be damaged by wind and rain.