Involved in purchasing equipment and materials which have direct applications in Iran's nuclear program; listed by the European Union on December 1, 2011 as an entity linked to Iran's proliferation-sensitive nuclear activities or Iran's development of nuclear weapon delivery systems; with some exceptions, European Union member states must freeze all funds and economic resources owned, held or controlled by the listed entity, and prevent funds or economic resources from being made available to it.

Provides engineering services, specialty alloys, and industrial parts; reported consignee of 108 Inficon pressure transducers shipped to Iran in March 2009 by Heli-Ocean Technology Co. Ltd. in Taiwan through an order made by Roc-Master Manufacture and Supply Company in China; Roc-Master reportedly initially ordered the pressure transducers on January 24, 2009 for delivery to its Shanghai base, but then revised the purchase order, changing the delivery destination to Tehran and increasing the payment to Heli-Ocean from $112,303 to $145,800; Nima Alizadeh Tabari, a company official, reportedly sought the purchase of Pfeiffer pressure transducers from Mahmoud Yadegari.