Founded in 2007, Keyuan Petrochemicals, Inc. is a leading independent manufacturer and supplier of various petrochemical products in China. Located in Ningbo, China, the company currently manufactures and sells petrochemical products including BTX aromatics, propylene, styrene, MTBE and other chemicals, and has current annual petrochemical refining capacity of 550,000 metric tons.

In September 2010, Prax completed its investment in Keyuan as lead investor. The company was up-listed onto the NASDAQ from the OTCBB on September 15, 2010.