JK Profile
JK Profile

Beijing Jianke Huifeng Science and Technology Co., Ltd. specializes in the development, production and selling of the ultra-high-pressure sealing elements for steel pipe hydrostatic pressure test.

From our very beginnings in 1992, we have been dedicated to the design, development and production of sealing elements for steel pipe hydraulic testers, aided by our talented and professional R&D teams and friendly after-sales service personnel. We have obtained numerous national patents in terms of the development of sealing elements and our products meet many standard hydrostatic pressure test requirements, as well as the API Spec 5CT/ISO 11960:2011 standard. Due to their stable performance and long service life, our products are popular among a wide array of customers, earning us the reputation of a "Class-A Supplier" of Tianjin Pipe (Group) Corporation.

We have developed successful cooperative relationships with more than ten leading Chinese hydraulic testing machine design organizations, and designed and produced a variety of innovative sealing products that benefit all parties involved. This has allowed us to continuously develop new hydraulic seal products, as well as improve the quality of existing products to meet the needs of each customer. Our products have been supplied to more than 200 Chinese steel pipe manufacturing companies, demonstrating their trust in our quality, service and reliability. Not only that, but they have also been exported to the United States, India, Saudi Arabia, Egypt, Vietnam and other countries and regions around the world.

By collaborating with industry related organizations in recent years, we have successfully developed and produced tunnel-boring machine seals as well as hinge seals. These products have found application in companies such as China Coal No.3 Construction Group and China Construction Communications Engineering Group, two major players in their respective industries.

As part of our commitment to customer satisfaction, we have continued our efforts to improve the quality of our products. By offering customers superior products and prompt services, we are fully confident in our ability to create a mutually beneficial relationship that will serve both parties for years to come.

Beijing Jianke Huifeng Science and Technology Co., Ltd.
Beijing Jianke Huifeng Science and Technology Co., Ltd. specializes in the development, production and selling of the ultra-high-pressure sealing elements for steel pipe hydrostatic pressure test.

Comprehensive office building
From our very beginnings in 1992, we have been dedicated to the design, development and production of sealing elements for steel pipe hydraulic testers. For further development, our headquarters was moved from Beijing to Langfang City (only 20 minutes away from Beijing by train).

New production workshop

Looking forward to cooperating with you!

R&D team and sales team
We have talented and professional R&D teams and friendly after-sales service personnel. We have obtained numerous national patents in terms of the development of sealing elements and our products meet many standard hydrostatic pressure test requirements, as well as the API Spec 5CT/ISO 11960:2011 standard. Due to their stable performance and long service life, our products are popular among a wide array of customers, earning us the reputation of a "Class-A Supplier" of Tianjin Pipe (Group) Corporation.

Product Videos
  • Polyurethane Seals for Steel Pipe Hydrostatic Pressure Tester
  • PTFE Seals
  • Tunnel Boring Machine Seal
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