Yingkou tianyuan chemical industry research institute co., LTD., referred to as "tianyuan chemical industry, its predecessor for yingkou city petrochemical research institute, founded in 1971, the property right system reform in 2005, changed its name to yingkou city institute of petroleum and chemical co., LTD. In 2009, the company carries on the overall restructuring, merger with yingkou tianyuan industrial fine chemical co., LTD., changed its name to yingkou tian yuan chemical industry research institute co., LTD.