This article explores the border writing of the Taiwan new century female poet Tong Yali, on the one hand, from Lacan's symbolic order theory to explain its borderland consciousness Department from resistance to social value; another face from Kristeva's ”motherhood space” point of view, try to explain her awareness of life dating back to the origin of the mother. Although the poet recognize the location of the border areas, still can not make cross-border away, must still ”In the words of the Father, retrace mother source”. Nevertheless, the new century female poet try to agree the main link to the mother and the natural qualities of writing, for the development of Taiwanese women poetics, is nothing more than a more delicate nature of the road.