Hunan Yussen Energy Technology Co., Ltd. researches and develops, produces, and sells deep-processed organic chemical products in China. Its products include isooctane, methyl tert-butyl ether, isopropanol, and methyl acetate products. The company offers sec-butyl acetate, butanone, ethyl acetate, maleic anhydride, and polybutylene adipate, as well as by-products, such as pentane foaming agent, etc. In addition, it is involved in the sale of liquefied petroleum gas. The company was founded in 2009 and is based in Guangdong, China.