Neo Xia, The Material Metamorphosis of Neon Symbols and the Reconstruction of Power: A Media Topology Study from Industrial Relics to Digital Simulacra, Southern Semiotic Review, Issue 22 2025(ii) http://doi.org/10.33234/SSR.22.1 Abstract This study redefines neon lighting as a dynamic semiotic infrastructure that reflects the interplay of material constraints, media architectures, and power mechanisms. By tracing …