Domestic Great Wall Insulation Board Brand — Guangdong Qiliang Boards

In the wave of green building and smart home innovation,Guangdong Qingliang BoardsTech Co., Ltd. leverages innovative technology to redefine sustainable metal sheeting. We specialize in the R&D, manufacturing, and distribution of Aluminum Alloy Great Wall Insulation Panels and Stainless Steel Great Wall Panels, widely used for roof insulation, wall thermal protection, cold storage insulation, and cleanroom partitioning. Our products feature virgin aluminum coils with 304/316 stainless steel facings, combined with polyurethane foam core. They achieve a thermal conductivity as low as 0.022 W/(m·K), meet B1 fire resistance standards, maintain a closed-cell rate ≥90%, and offer superior waterproof and moisture-resistant performance. Located in Sanshui District, Foshan City, Guangdong Province, our production facility boasts advanced manufacturing lines and rigorous quality control systems. We provide custom panel sizes up to 30 meters to meet diverse large-scale project requirements.