This article from dafeng dialect face says system, dafeng dialect back says system, dafeng dialect appellation systems in Laos, three generations of different appellation and green three aspects, research method is with "I" center for parents, grandparents including great-grandparents, parents, equals, filial, seven generations grandchildren, heavy grandchildren in dafeng dialect appellation systems. Including appellation systems in Laos, three generations of different appellation and green way of comparative sections will from parents, couples appellations, title other relatives appellation terms on three aspects, expounds the says predicate dafeng dialect what happens with the development of the society of obvious or not quite apparent changes, and analyzing the development of dafeng dialect address system, preliminary probe into its direction of varied reasons.