Shanghai Sunry Petroleum Equipment Company, Ltd.
"Shanghai Sunry Petroleum Equipoment Company designs and sells oil and gas well service equipment. In 2005, the company exported equpiment to Iran, including swivel joints and valves. In 2009, the company was reportedly an exhibitor at Iran's international oil and gas show." (Mark Dubowitz and Laura Grossman, "Iran's Chinese Energy Partners," September 2010, p. 28)