Abstract:From the perspective of social space, investigating the change of villages can provide new insight and inspiration. Rural northern Guangdong Hakka is a typical village clan space system. As the main authority space, the ancestral village hall exists. Through the investigation of the spatial form, the value and function of ancestral hall , it can be found that the social space system of old village is breaking down, and village community as familiar acquaintance of society has gradually become defamiliarized. Therefore, in order to rebuild new community, it is necessary to strengthen the protection of traditional village space and place emphasis on construction of new community space.