Gushan Environmental Energy Limited (simplified Chinese: 古杉集团; traditional Chinese: 古杉集團; pinyin: Gǔshān Jítuán), is a biodiesel producer in China that was incorporated on May 16, 2006. The Company produces biodiesel and by-products of biodiesel production, including glycerol, plant asphalt, erucic acid and erucic amide. Biodiesel is a renewable, clean-burning and biodegradable fuel produced from a variety of feedstocks, such as vegetable oil, animal fat and recycled cooking oil.