Our firm aims to operating faithfully, serving to all of our shoppers , and working in new technology and new machine regularly for 30 ft floor joist | Jsylvl, osb board 5mm, external timber joists, 12mm osb plywood,herringbone floor. We guaranteed high quality, if clients were not satisfied with the products' quality, you can return inside 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Israel, Adelaide,Jeddah, Las Vegas.If any product meed your demand, remember to feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality merchandise, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!