In mountain area of eastern Hunan Province and south Hunan Province and hills of north Nanling Mountains, where is in deep mountains, its natural environment similar to that of the Hakka central area. The research of Luo Xianglin, Lin Hao, Huang Chunbin and other scholars showed the band concentrated more than 10 non-pure Hakka counties (cities, districts ) , where accordingly distributes in traditional Hakka settlement landscape. Recently further on-the-spot investigation and survey show previous research has been verified, and find the rang...