ABOUT US

As China's earliest surface mounted BOP Control System manufacturer, Dongsu is one of three big professional manufacturers of BOP in China.

28

patents

40+

years of Experience

6000+

More than 6000 sets of BOP control systems

Dongsu has provided more than 6000 sets of BOP control system for domestic and foreign oilfield exploration drilling companies for decades. Our products are continuously exported to all major oil and gas regions and countries around the world.

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Featured Certificate

Certificate of Registration

ISO145001Environmental Certificate

API 16D

API Q1

API 16C

API ISO

ISO145001 Occupational Health & Safety

What We Can Do For You

BOP CONTROL SYSTEM

The control system for surface mounted BOP stacks is special equipment, which is used to control BOP, hydraulic chock, kill system and diverter equipment, and indispensable equipment for BOP during drilling or work over in petroleum and natural gas industry.

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CHOKE MANIFOLD CONTROL PANEL

CHOKE MANIFOLD CONTROL PANEL is necessary control device on hydraulic choke manifold. It remotely control the opening or closing of the hydraulic choke valve, and display the standpipe and casing pressure, and the

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HIGH PRESSURE TEST UNIT

HIGH PRESSURE TEST UNIT is suitable for pressure test of blowout preventers, choke manifolds, casing heads, pipe, valves and other pressure containing equipment used in petroleum engineering specially.

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Why We Are Different

Rental Service

To provide long-term or short-term professional equipment rental service, supporting after-sales maintenance and inspection service, training service of well control equipment in accordance with customer requirements.

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Technology
Upgrade Service

To provide the best upgrading and modification solution after abundant investigation and communication with each other in accordance with requirements of customer, which is to ensure the equipment could be in service again safely and effectively.

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Maintenance Service

To implement the professional technical service which includes maintaining, extending, improving performances of BOP Stacks, BOP Control System and Choke Manifold, in order to increase benefits, reduce costs, save materials, optimize management, extend the service life of equipment, reduce production costs, and avoid safety accidents and production technical failures occurrence.

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Re-certificate Service

The customer shall regularly invite the original equipment manufacturer (OEM) to maintain and inspect the equipment in accordance with relevant domestic and foreign standards, to issue the inspection report and certificate in accordance with the actual situation of the equipment, ensure that the equipment is in good condition for the next service cycle.

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The Role of BOP Control Systems in Preventing Offshore Drilling Disasters

The Role of BOP Control Systems in Preventing Offshore Drilling Disasters

Offshore drilling brings high rewards—but also high risks. One of the biggest threats is a blowout, where uncontrolled oil or gas escapes from the well.

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BOP Control System Fluid Improves Drilling Operations' Safety, Performance

BOP Control System Fluid Improves Drilling Operations' Safety, Performance

In modern oil and gas drilling operations, safety, performance, and reliability are the pillars of success. As exploration ventures into deeper, more geologically complex, and high-pressure reservoirs, maintaining control over wellbore pressure becomes increasingly critical. Central to this control is the Blowout Preventer (BOP)—a system designed to stop uncontrolled fluid flow from the well. While much attention is often given to the BOP hardware itself, one vital component that ensures its reliable operation is often overlooked: the BOP control system fluid.

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How to pressure test choke manifold

How to pressure test choke manifold

In the oil and gas industry, choke manifolds are essential systems used to control and regulate wellbore pressure during well testing, drilling, and production operations. Given their critical safety role—particularly in high-pressure environments—it is imperative to ensure their structural integrity and operational reliability through pressure testing.

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