Special Brand Story of Woosoung Chemical. Woosoung Chemical cherishes living space.For the first time in Korea, we introduced the pressing method to produce PVC floor tiles(LVT flooring) in 1986. With the accumulated skills and technologies, Woosoung Chemical was established in 1989.Since then, we have increased productivity and have supplied products to meet the various needs of our customers by continuously improving the quality and production methods of floor tiling. We will strive to provide you with the best products.ㅣ History ㅣ 2013. Jul Acquired RoHS certificate, Jun Acquired CE certificate 2011. Jun Acquired ISO 14001 certificate by Korea Standards Association 2005. Sep Launched Automatic Cutting Belt Feeding System 2002. Apr Certified KS Mark by Korea Standards Association Oct Launched Automatic In-Line System 2001. Oct Acquired ISO 9001 Certificate by Korea Standards Association 2000. Jan Contracted Halstead International,Inc.Porcelain Tile Feb Integrated 1st & 2nd Factories 1999. Jun Extended New Press Lamination Lines.