This article thought that explain Sang Ching's poem the core image, the central subject as well as form esthetics, must from its war shadow traumatic writing start. War is the most important topic in Sang Ching poetry which ”the psychological traumatic stress”, appears repeatedly. In other words, Sang Ching's poem is the pressure indication. Based on the research standpoint, this article will discuss the interdisciplinary research in order the method and the significance, Sang Ching traumatic writing several faces, in ”the ultra reality” beside, but also how can discuss its poem the special characteristic, as well as Sang Ching poetry esthetics unique merit. This article hoped that can penetrate already some Sang Ching's poem research and the psychoanalysis theory mutual supplement, the attempt development interdiscipline dialog research way.