Our enterprise insists all along the standard policy of product high-quality is base of business survival; client satisfaction could be the staring point and ending of an business; persistent improvement is eternal pursuit of staff as well as consistent purpose of reputation first, client first for 3 1 2 x 12 lvl beam | Jsylvl, thick osb board, exposed laminated beams, tji joists,lvl beam sizes. We have professional products knowledge and rich experience on manufacturing. We always believe your success is our business! The product will supply to all over the world, such as Europe, America, Australia,Lithuania, Slovakia,Eindhoven, Turkey.The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.