A comprehensive FAQ guide covering key considerations when selecting color steel partition suppliers for cleanroom and medical projects. Topics include core material selection (MgO/rock wool), supplier verification criteria, factory vs. distributor advantages, acceptance checkpoints, air-tightness requirements, expedited lead times, cost vs. fire-rating trade-offs, coating chemical resistance, sample evaluation, logistics risk management, and the value of local case studies. Features practical tips and highlights Foshan Shangcheng Sandwich Panels as a local original manufacturer with expertise in South China’s humid climate and cleanroom applications.