Shanghai Lianan Metal Material Co., Ltd. -- A manufacturer and supplier of steel structure building maintenance systems, specializing in the production and sale of cold-formed thin-walled C and Z purlins, open and closed steel deck, color steel panels, galvanized steel tiles, aluminum-zinc alloy coated tiles, magnesium-manganese alloy tiles, perforated sound-absorbing tiles, reinforced steel truss decks, bending parts, and related steel structure protective accessories. Our products are widely used in high-speed railway stations, production bases, airports, power plants, villas, nuclear power plants, sports venues, office buildings, and steel structure factories, among others. Lianan boasts nearly two decades of production experience among its management and production staff, skilled workshop operators with over two decades of experience, high-quality equipment, and a comprehensive service team. The Lianan team has always strived for excellence, focusing on meticulous production and...