12 years' professional production experiences and team

Kerui has a professional technical service team with rich experience of installation and debugging. In Central plain oil field, Yanchang oil field and Jilin oil field, we set after-sale-service and provide installation, debugging, maintain and training service for long-term. During warranty if product has any quality problem, we’ll be there within call, 1500km in national market, we will be there less than 40 hours; 3500km in national market, we’ll be there less than 5 days. And also provide repayable technology service for the out-of-warranty product.


More than 20 patent products     查看专利成果

Kerui have a number of patented products. To ensure the research and development of new products and shorten the product development cycle, we use CAD design and modular design conceptEnsure the strategy development goal of “promote one generation, develop one generation, store one generation” and successfully provide effective solutions for downhole operation with the research and development spirit of "I have what competitors not have; I have better products than competitors.


Sub-supplier of Sinopec and CNPC


Kerui have become the most trusted enterprise of Zhongyuan, Xinjiang Kalamayi, Changqing, Yanchang, Jilin Oilfield and other partners.



Reason 04:

ISO9001 International Quality Certification


Reason 05:

Strategy cooperation partner of Zhongyuan oilfield

Establish strategy partnership with Zhongyuan oilfield.
Downhole tool remain placed third in Zhongyuan oilfield