Abstract: The investigation and protection study on wooden house of Manchu nationality in Changbaishan Mountain is more than twenty years. The wooden house is traditional building of Manchu nationality. It is still used now and is a valuable intangible cultural heritage. This paper introduces its characteristics, structure and furnishing style, puts forward the aesthetic value and significance of protection and development of it. Subjected to economic construct in modern society, the wooden house is facing the situation of extinction. It is urgent to protect and develop the wooden house scientifically.