Abstract: The concept of epidermis originated from the ecology, to which some newer and richer contents have been given after being introduced into the field of architecture. It is re??analyzed the construction epidermis from the perspective of the complex systems, introduces the duality construction of the systematic theory into the design of the construction epidermis, analysis and comparison of the dual elements of the construction epidermis from the construction exterior shape (void and entity), construction outside surface decoration (simple and complex), construction epidermis material and its auto adapted (static and dynamic), thus making every effort to open the new field of vision for the construction epidermis research creation.