Mr. Pengfei Cao, Associate Professor and Doctoral Supervisor at Lanzhou University, is a leading researcher in intelligent sensing and vertical domain-specific large AI models. With a Ph.D. in Radio Physics and international experience at Heidelberg University, he has published over fifty high-impact papers spanning terahertz metamaterials, graphene-based devices, nanoparticle coupling mechanisms, solar absorption nanofluids, cancer prediction, and AI-enhanced medical diagnostics. He holds multiple invention and utility model patents, several commercialized, along with software copyrights and a provincial teaching achievement award. His professional service includes guest editing SCI journals, governmental evaluation roles, and expert advisory positions supporting digital transformation and innovation.