Tieling Dongsheng Petroleum Machinery Co., Ltd. was established in 2000. As a leading pump manufacturer in China, it is committed to design, develop, manufacture and supply oilfield products such as sucker rod pump, special sucker rod pump and downhole tools, etc. The company is the qualified material supplier of CNPC , Sinopec and Weatherford. It covers an area of more than 20,000 square meters, 96 existing staffs, including 20 engineers and technicians.Registered capital of 56 million yuan.Annually produce more than 20,000 oil pumps and special oil pumps.
Tieling Dongsheng Petroleum Machinery Co., Ltd. has been certified by ISO 9001 Quality Management System, and licensed to use API11AX certificate. The company covers 100 kinds of Sucker Rod Pump products and Accessories such as subsurface tubing pump, long-plunger anti-sand pump, drain, centralizer, spray metal plunger,alignment and unified grinding, etc. The company has established a complete inspection system and apply entire-process-control and inspection, from raw materials, semi-finished products to finished product.
Our products have been widely used in major China Oilfields, such as Liaohe, Daqing, Changqing, Shengli. Meanwhile products have been distributed to USA, Canada, Romania and Indonesia etc.
The company is committed to set "Dongsheng" image and create "Dongsheng" brand. Focus on the customer and delivery the maximum value for customers as the management concept, positive enterprising to make a greater contribution to the petroleum drilling.
Founding
Our company was established with the primary business of designing, researching, developing, and manufacturing oil pumping equipment and downhole tools, providing high-quality supporting products to domestic oilfields.
Technological Upgrade
Officially became a professional manufacturer of petroleum equipment. Awarded Quality Management System Certification and API 11Ax Certification.
Capacity Expansion
The intelligent oil production equipment workshop has been completed, adding an annual production capacity of 60,000 oil pumps and related products.
Manifestation of Standardized Management
In 2021, our company obtained certification for its Occupational Health, Safety, and Environmental Management Systems, thereby establishing a foundation for standardized operations.
Qualification Upgrade
In 2024, our company successively obtained certifications for Measurement Management Systems (AAA), Intellectual Property Compliance, and Five-Star Service, demonstrating a continuous enhancement of its comprehensive management and service capabilities. In August of the same year, the company was recognized as a "Liaoning Province Gazelle Enterprise" and became a qualified supplier for both China National Petroleum Corporation (CNPC) and China Petrochemical Corporation (Sinopec).
Workshop Expansion
In 2026, we successfully obtained API Q1 certification. Concurrently, we are actively advancing the expansion project for our intelligent oil production equipment workshop; construction for this project is scheduled to commence at the end of May 2026, at which time it will add 20 new intelligent electroplating and surface treatment production lines.
