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, handling tools, cementing equipments, solid control equipment, 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. 1. Drilling Machinery : Drilling Rig Components : Rotary Tables ; Hooks and Blocks (Separate and combo); Derricks ; Masts ; Swivels ; Travelling Blocks ; Crown Blocks ;Sand Pumps & Mud Pumps . Drill String and Accessories : Drill Collars ; Integral Heavy Weight Drill Pipes ; Reamers ; Stabilizers ; Kellys ; Float valve subs ; Kelly Valve ;Circulating Sub ; Reversing Subs ; Safety Joints ; Cross-Over Subs ; Lifting Subs ; Reducing Subs ; Short Drill Pipes & Tool Joints . Power system and control : Diesel Engine; Air Compressor ; Generating Set ; Air Clutch ; Reducer ; Cardan Shaft . 2. Well Control System:BOP; Manifold; Valves; BOP Control System; Pipelines 4. Solid Control System: Drilling Fluid Cycle Tanks , Shakers, Screens , Combined Cleaning Machineries (Include Desilter , Desander and Shale Shaker ) , Vacuum Degasses , Centrifugal Pumps , Agitators , Drilling Gas-liquid Separators . 5. Cementing Tools: Casing Stabilizers , Float Shoes , Float Collars , Bolts , Unions , Cementing Heads , Liner Hangers , Cup Type Testers , etc . 6. Wellhead and Oil Production Equipments: Well head and Tubing head Wellhead and X-mas Trees Pumping Unit Sucker Rod 7. Large Open Die Forgings : Pipe Moulds , Metallurgy Rollers , Hydraulic Cylinders , Corrugated Rollers , Volume Crankshafts , Mandrels , Gears , Precision Forgings and etc . 8. Handing Tools ：Power Tongs , Spinners , Elevators , Spiders , Hydraulic Winches , Cementing Heads , Bushings , Filter Cartridges , Hydraulic make-up and break-out unit , Drilling Hoses , Power Units .