Good quality comes 1st; assistance is foremost; business enterprise is cooperation is our business enterprise philosophy which is regularly observed and pursued by our company for loft boards osb | Jsylvl, LVL door frame, rafters and joists, distance between floor joists,lvl door frame factory. Quality is factory's life , Focus on customers' demand is the source of company survival and development, We adhere to honesty and good faith working attitude, looking forward to your coming ! The product will supply to all over the world, such as Europe, America, Australia,Curacao, South Africa,Naples, Tajikistan.We rely on high-quality materials, perfect design, excellent customer service and the competitive price to win the trust of many customers at home and abroad. 95%products are exported to overseas markets.