KSS Line Ltd. provides marine transportation services for liquefied petroleum gas and petrochemical products in South Korea and internationally. Its gas cargoes include anhydrous ammonia, butadiene, butane, butane 1, C4 raffinate, ethylene, propane, propylene, and vinyl chloride monomer, among others. Chemical cargoes include acetic acid, acetone, acrylonitrile monomer, aniline, benzene, toluene, xylene, base oil cumene, cyclohexane, dioctyl phthalate, kerosene, ethanol, methanol, methyl ethyl ketone, mono ethylene glycol, nitric acid, octanol, phenol, pyrolysis gasoline, styrene monomer, and vinyl acetate monomer, among others. The company operates a fleet of 20 gas vessels, 5 chemical vessels, 2 tanker vessels, and 4 LNG vessels. It was formerly known as Korea Special Shipping Co., Ltd. and changed its name to KSS Line Ltd. in July 1999. Founded in 1969, the company is headquartered in Seoul, South Korea.