Xi'an Overseas Oilfield Supplies Co., Ltd (XOOS) is a diversified supplier for oil & gas industry, our supplying range includes petroleum drilling tools, rig parts &accessories, OCTG products, wellhead equipments, handing tools, cementing equipments, solid control equipments, as well as an extensive range of industry specialized equipments and large-scale fine forgings of special steel for oil, electricity, shipbuilding, metallurgy, machinery field. Most of the products are Chinese origin.