On the basis of the newly-unearthed history materials, this paper raised a new argument on the origin of DongMan clan of Meishan in Song Dynasty. It pointed out that in Song Dynasty, the ”Feng” family in Feng jiadong, Xinhua, originated from the ”Feng” clan of Fengjiashan, Xinhua County and ”Feng” family of HuaYao clan in Tiger Mountain in Longhui County. The ”Feng” family in Fengjiashan, Xinhua County should belong to the Yao clan. Yao clan was in a high position in the multiple-composition of Meishan culture.