Stainless Steel, Copper, Aluminum manufacturer / supplier in China, offering Used in The Constuction Industry SUS317L 317L 1.4438 Stainless Steel Perforated Plate, SUS317 317 Stainless Steel Perforated Plate for Decorative Screens/ Filter/Ceilings, for Warehouse Shelves SUS316j1l Stainless Steel Perforated Plate and so on.