Mud Pump, Mud Pump Parts, Valve & Manifold
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  • Mud Pump
  • Mud Pump F Series
  • Mud Pump 3NB Series
  • Mud Pump PZ/7/8/9
  • Mud Pump BW
  • Mud Pump Parts
  • Bimetal Liner
  • Ceramic Liner
  • Valve Assembly
  • Piston Assembly
  • Piston Rod
  • Safety Valve
  • Valve Module
  • Valve & Manifold
  • Manifold
  • Mud Gate Valve
  • Plate Gate Valve
  • Plug Valve, Cock Valve
  • Cementing Tool
  • Float Collar
  • Float Shoe
  • Casing Centralizer
  • Two Stage Cementing Tool
  • Cement Head
  • Liner Hanger
  • Plug
  • Fishing Tool
  • Die Nipple
  • Releasing Overshot
  • Lead Pattern
  • Releasing Spear
  • Drill Rig, Drilling Rod
  • Core Drill Rig
  • Multifunction Drilling Rig
  • Water Drill Rig
  • Cable Core Drilling Rod
  • API 5CT Drilling Rod
  • Downhole Drilling Motor
  • Parameters 1
  • Parameters 2
  • Parameters 3
  • Power Torque
  • Bearing
  • Drill Bit
  • Oscillating Screen
  • Hose
  • Oilfield Components
  • Hammer Union
  • Hydraulic Spanner
  • Hydraulic Hand Pump
  • Hydraulic Tong
  • Swivel
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Oil Drilling, Cementing Tool, Oil Extraction Equipment and Fishing Tool Manufacturer in China

Dshi Company is a professional Chinese manufacturer of oil drilling equipment, cementing tool and fishing tool. We research, develop, manufacture and market a line of mud pump, mud gate valve, manifold, drill rig, downhole drilling motor, and other products. Our products are increasingly being used in the railway, geology, metallurgy, coal, oil, natural gas, and underground water industries, all around the world.

    1. Mud Pump F Series
    2. Mud Pump F SeriesThe F series mud pump is used for oil and gas drilling.
      Thanks for visiting this webpage. Rundong is an ISO9001 and American Petroleum Institute (API) 7K certified mud pump manufacturer, located in China. Since our establishment, we have made constant efforts to absorb and acquire advanced international technologies and ...
    1. Bimetal Liner
    2. Bimetal Liner Our bimetal liner, API complaint, provides wear-resistant outer sleeve and high chrome corrosion-resistant inner sleeve. The high chrome liner has high rigidity of HRC≥61-64 after heat treatment.
      The bimetal liner offers long service life of about 800 hours, which is 2 to 3 times the lifetime of common ones in severe environment.
    1. Valve Assembly
    2. Valve AssemblyThe valve rubber of the valve assembly is made of new type high polymer materials to ensure superior performance, strong impact resistance under high temperature and high pressure.
      Thanks for visiting our website! Rundong is an experienced Chinese valve assembly manufacturer and supplier, founded in 1970. We provide high quality valve module, safety valve, piston rod, piston ...
    1. Piston Assembly
    2. Piston AssemblyIn order to accommodate every drilling need in various oil fields, we at Rundong have developed superior piston assembly for customers. Our piston assembly offers the advantages of reliable performance, strong wear and hydrolysis resistance under high temperature and high pressure.
      ...
    1. Core Drill Rig
    2. Core Drill Rig The core drill rig provides modular design, high automation, long feeding stroke, high core recovery and low fault failure. A mast drill tower is adopted, for easy operation. Also, the drill rig comes with meters to show parameters and improve drilling efficiency.
      Hydraulic transmission and control, high integration.
    1. Cable Core Drilling Rod
    2. Cable Core Drilling Rod The cable core drilling rod is used for core drilling.
      Compared with the traditional drilling rod, our cable core drilling rod is characterized by no breakage and less wear and tear. Additionally, we optimize the screws and heat treatment to enhance the reliability of the product.
    1. Float Collar, Float Shoe
    2. Float Collar, Float Shoe The FC float collar has its shell made of 35CrMo structural alloy steel. It is applicable to casing assembly as a guide for the casing string. The float collar can accurately control the height of cement plug inside the casing and improve quality of cementation. The internal parts are readily drillable, and the float collar can resist high back-pressure up to 35Mpa.
    1. Hammer Union
    2. Hammer Union Each hammer union has one and only color mark for fast recognition. It is made of high strength alloy steel which meets ASTM and AISI standards. Strict heat treatment ensures that each union possesses consistent metallographic structure and loading capacity. As our hammer union provides great mechanical property, sealing performance and different pressure rating...
Welcome to Dshi Company

Since our foundation, our goal at Rundong has been to provide high quality products to customers all over the world. To this end, we implement strict quality control to guarantee the reliability of our petroleum machinery. For example, our specialized IQC staff performs detailed inspections to ensure we only use the best raw materials in our products. The use of internationally sophisticated production equipment and technologies also results in the superior performance of our oil drilling equipment. Using heat treatments, we alter the surface and internal microstructure of metallic materials, so we can produce drill rod, float collar, and more, with high strength, durability and long life.

Continuing staff training improves the skills of our employees, which enables us to make sure 100% qualified products reach our customers. As a result of our efforts, Rundong has received ISO9001 and American Petroleum Institute (API 7K) certifications, and our high quality plate gate valve, cementing tool, and other products are increasingly popular with worldwide customers.

At Rundong, we strive to reduce costs while maintaining product quality, so we can offer of our mud pump part, fishing tool, drilling equipment, etc., at the best prices. We accomplish this in a number of ways. By establishing long-term relationships with reliable, large steel suppliers and buying in bulk quantities, we are able to acquire superior raw materials at reduced prices. We use the T6920D CNC boring milling machine from Qiqihar No.2 Machine Tool Works, the XH2400 gantry machining center from the Hanland Machine Tool Group, and other high-tech equipment, so we can improve our efficiency while we provide the best quality, most advanced products for our clients.

The use of modern management methods and the implementation of 6S management, visual management, and operation standardization, contribute to optimized distribution of enterprise resources and lowered operation cost. These measures contribute to the economical prices of our mud gate valve, manifold, and other products. As a result, we have clients in many countries around the world, including the US, Russia, Egypt, Kazakhstan, Libya, and Ecuador, among others.

Located in Dezhou city in Shandong province, we have convenient access to transportation by sea, air and land. This allows us to ship downhole drilling motor and mud pump at low costs for our clients. In order to better serve our customers, we can also provide customized equipment and accessories, in addition to OEM service.

Thank you for visiting our website. If you would like more information on our products, please visit the corresponding page, or contact us directly. The staff at Rundong is happy to assist you.

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