Taekwang Industrial Co., Ltd. operates in the petrochemical, synthetic fiber, textile, and advanced materials businesses in South Korea and internationally. Its petrochemical products include purified terephthalic acid, propylene, acrylonitrile, sodium cyanide, acetonitrile, ammonium sulphate, and hydrogen peroxide. The company also offers synthetic fibers such as acrylic fibers, nylon filaments, spandex, and low-melting fibers, as well as polyester fabrics and aramid fibers. Founded in 1950, it is headquartered in Seoul, South Korea.