Ethnic architecture is mainly influenced by such factors as climate, environment,folk-customs, culture and history. Such architecture in China reflects the time period, the characferistics of the ethnic group, local and regional conditions as well as beliefs about life, all in combination with the natural environment. The structures are not only places for people to live, but also places for them to hold cultural activities. The architecture reflects the social concepts and aesthetic notions of the ethnic groups and due to its attention to ethic and conformity to rites and music it also expresses the national culture.