Skillful tung tung _ _ Shanghai Wei Connaught Chemical tung (view) by Wei Connaught Chemical Co., Ltd. Qingdao. Qingdao Wei Connaught Chemical Co. (www.qdweinuo.com) is Qingdao, chemical products leader, over the years, the company is implementing scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Wei Connaught Chemical leadership with the staff warmly welcome all inquiries negotiations to create great promise a better future for chemical industry. Tung oil is a Chinese specialty seeds of the tung oil trees ── extract oil. Vernicia Euphorbiaceae Vernicia, originating in China, long history of cultivation, a thousand years ago in the Tang Dynasty that is documented. Yuan introduced by the Italian Marco Polo tung oil, tung oil gradually remote overseas. High oil content of Jatropha Seeds, reaching more than 40%, after processing for the production of bio-diesel. In India, tung oil tree was chosen as one of the main raw material for biodiesel production. Jatropha can be grown in tung oil quotations between 30 degrees north and south latitude, in many African countries are planting a large number (such as Mali). It can be grown on wasteland, not with food crops cultivated land grab. Tung oil containing α- eleostearic 83% and triolein [triolein (Triolein)] 15%. More detailed data: tung oil mixed fatty acid containing α- tung tung oil sales 74.5%, 9.7% linoleic acid, oleic acid 8.0% tung oil market, saturated fatty acids 3.3%, unsaponifiable O.1%. Further information: α- eleostearic acid 77%, linoleic acid 10%, oleic acid 9%, 4% saturated fatty acids. α- eleostearic acid molecule having three conjugated double bonds, it has a variety of geometric isomers. Stearic acid and palmitic acid, saturated fatty acids. Tung oil contains vitamin E and angular turtle ene [Squalene (29.2 mg / 100 g tung oil)].