This dissertation begins with an analysis of the Marxist theory on gender equality, and proceeds to discuss the role of the UN in the advancement of women and its effects thereon.

Domestic and foreign scholars do not pay enough attentions to women s preferences and options when they study the status of women, think that the higher the status of women, the better their welfare.

It s become the subject meaning of civilization of birth that strengthening public education to promote a fundamental change in childbearing concepts, creating an environment conducive to the interests of higher sex ratio of population control mechanisms to provide a system guarantee for the high sex ratio at birth control,improve gender equality in the legal policy,and enhance status of women.