GRC (Glass Fiber Reinforced Concrete) was originally specified for the library façade. With the consideration of façade scale, structural load, sizes of fabricated structural components, local shading requirement, and other factors, the GRC unitized component was designed into a light and high-strength hollow module that had a dimension of 1,800*675*400mm; its hollow core was then filled with insulating materials, with mold release and curing treatment.