JOOSAN CO.,LTD. Is a professional enterprise that manufactures and exports hair extensions. It was the first in the world to develop the RINEX EXTENSION SYSTEM that mounts the loop by linking the ring to the hair, and was registered as a patent in Korea, USA, EU, and China. Using strictly selected hair in our own factory, we export patented products and a variety of hair extension products, which have undergone a special far infrared ray line process and quality management, to countries throughout the world. Recognized as a high-quality product, it is currently sold in high-quality markets. We have also participated in renowned global exhibitions, and maximized P.R. by directly educating and training consumers to use our diverse new technology products. We are continuously developing diverse technologies and products as the leading enterprise of the global hair extension market.