The BanPo painted-pottery is the product of the Neolithic culture's development in China,the pithiness of the mud and fire,its decorative themes and features have a profound spiritual connotation.At present,the related research of the painted-pottery art is very rich.In this paper,the BanPo painted-pottery fish lines in the Yangshao culture are used as a research object,by applying for the principles of composition to analyze its evolution of the law and the language features in form ...