China Sanjiang Fine Chemicals Company Limited is an investment holding company that manufactures and supplies ethylene oxide and glycol, propylene, polypropylene, methyl tert-butyl ether (MTBE), surfactants, and ethanolamine in Mainland China, Japan, Singapore, and internationally. It also produces other chemical products such as carbon four, crude pentene, and industrial gases including oxygen, nitrogen, and argon. The company provides processing services for polypropylene, MTBE, and surfactants, as well as leasing, storage, asset management, and supply chain management services. It is also involved in the construction and management of a pipe network at Jiaxing Port Chemical Industrial Park, the manufacture and sale of alcohol ethoxylate, nonylphenols, textile auxiliaries, and polyethylene, and an equipment rental business. Incorporated in 2009, it is headquartered in Jiaxing, the People's Republic of China.