Female social security is the indispensible important part in the total social security system, is the protection of women’s rights and interests and is of significance to boosting women development, promoting malefemale equality, pushing forward social progress and constructing harmonious families. Under the background of overall two children, female social security faces new challenge and problems, how to meet the challenge and the problems is not only related to smooth practice of overall birth policy and but also is related to longterm development of economy and society.