The article takes the Zishunv in Shunde for example, investigates the cause and social phenomenon of Zishunv,and researches on the social psychological phenomenon of Zishunv and analyzing the difference among Zishu,homosexuality and non-marriage.

The Naxis have four matrimonial systems,that is,the hierarchal endogamy among the Tusi members for political alliances,the endogamy among the members of the local Naxis for national unity,the exogamy for excluding the members of the close relatives and the regional endogamy,which are mutually supplementary and in co-existence.