Baosteel's Shanghai facility revolutionized steel manufacturing in 2019 by launching a near-autonomous "dark factory" requiring minimal lighting & human supervision. The cold-rolled steel production line employs autonomous bridge cranes, AI-driven process control, & comprehensive sensor networks that reduced human interventions from every three minutes to every thirty minutes. This transformation delivered remarkable results: 30% emissions reductions per ton, 30% productivity increases, 20% capacity expansions, 15% energy consumption decreases, & 10% processing cost reductions. The facility demonstrates that comprehensive AI integration can simultaneously address environmental, economic, & operational objectives while fundamentally redefining manufacturing labor requirements.