Our team through qualified training. Skilled professional knowledge, powerful sense of support, to satisfy the support desires of consumers for 20 foot span floor joist | Jsylvl, 10 x 3 timber joists, 200x45 lvl, aspenite board,osb board 9mm. Sincerely hope we are growing up together with our customers all over the world. The product will supply to all over the world, such as Europe, America, Australia,Zambia, Singapore,Hongkong, Slovenia.Our company will continue to adhere to the superior quality, reputable, the user first principle wholeheartedly. We warmly welcome friends from all walks of life to visit and give guidance, work together and create a brilliant future!