In this paper， the Sunflower of Tianjin University and the Bamboo of Tongji University of 2010 solar decathlon of Europe were analyzed， which applied the ecological design concept of traditional residence in the zero energy and low cost solar house. This paper through analysis the both team， discuss the solar houses development， proposed the china solar house rely on the traditional idea， design combined with the energy， using low cost， with appropriate technology. This Solar Decathlon Contest of Asia would be hold by china， in Datong city， 2013.