Qingdao Perfect Roof Co., Ltd. (KRS) is a professional Steel Structure, Prefabricated house, Mobile house, Roofing tile and Roof Panel, Wall cladding and Wall panels’s supplier. We are much glad to offer the "one-stop procurement" service of steel structure’s frame and all kinds of relevant accessories. KRS devote ourselves to Steel Structure and related Roofing tile and Wall cladding industry and increase customer service mode in construction from the date of establishment. We are aim to become the most professional, the most comprehensive and the most excellent steel construction material supplier all over the world. On the basis of all aggressive staff and support from domestic and overseas partner, KRS develop very fast and cooperate with more and more overseas customers including Spain, Belgium, Australia, Nigeria, Ghana, Tanzania, South Africa, Panama, Indonesia, Venezuela, Brazil, Thailand, India, Egypt and so on. All of them satisfy the "one-stop procurement" service and quality products. We specialize in the cost effective building of Steel Structures for churches, factories, warehouses, hangers, shopping centers and offices. Designing, Processing, Supplying structural steel office building, high-rise school building, high-rise steel structure hotel building, multistory restaurant and hospital building, steel structure amusement building, steel warehouse, steel structure workshop, structural metal plant. The following is the main products and systems. Steel Structure System: Steel frame, light steel structure, prefabricated house, mobile house, container house, Metal EPS sandwich roof panel, metal EPS sandwich wall panel, metal rock wool sandwich panel, metal fiberglass roof panel and wall panel, metal PUR PIR insulation roof panel and wall panel, steel roof sheet. Roofing Tiles: Stone coated metal roof tile, Synthetic Resin Roof Tile, Asphalt Shingle, FRP anti-corrosion roof sheet, Roof panel, Steel Roof Sheet, UPVC Roof Sheet, Roof Slate, Roof Shake, Natural Slate, PC Sun Sheet. Wall Cladding Materials: Fiber Cement Board, Fiber decorative panels, Metal sandwich decorative wall panel, Vinyl Siding Roofing Tile Accessories: Anti-corrosion Purlins, PVC gutter and downspout, Rain Pipe, Aluminum Rain Pipe, Aluminum Gutter, Aluminum downspout, SBS & APP waterproof membrane, EPDM waterproof roll, PVC waterproof membrane, Roof Nails, Galvanized Felt Nails.