Your Partner in Liquid Cooling Fluid Control
Your Partner in Liquid Cooling Fluid Control
As data centers scale to meet the demands of AI, liquid cooling has become the standard for thermal management. QINFENG provides purpose-built valve and piping solutions that combine fully welded zero-leakage technology with a prefabricated delivery model, ensuring coolant flows safely, efficiently, and without interruption.
Talk to an Engineer
Prefabricated Solutions for Every Stage
CDU Solution
CDU Solution
System Position: Inside the Coolant Distribution Unit
Zero-leakage, easy operation, and filtered protection, all in a compact CDU solution.
Pipeline System Solution
Pipeline System Solution
System Position: CDU-to-Cabinet Coolant Transport
Prefabricated welding, modular assembly, and inline service without downtime, a complete welded piping solution.
Liquid Cooled Cabinet Solution
Liquid Cooled Cabinet Solution
System Position: In-Cabinet Coolant Distribution
Interlocked leak prevention, balanced flow distribution. Supports server hot-swap maintenance.
Core Products
Full-Line Liquid Cooling Components
Engineered for continuous-duty cooling: zero-leakage structures, high-purity surfaces, glycol and dielectric fluid compatibility.
Integrated Butterfly Valve
Integrated Butterfly Valve   
Stainless steel butterfly valve with one-piece welded body. For media shut-off or connection in liquid cooling and water...
Quick-Install R-Type Three-Way Strainer
Quick-Install R-Type Three-Way Strainer   
Stainless steel inline filter with five-layer sintered mesh element. For particulate removal in liquid cooling, water su...
Braided Stainless Steel Flexible Hose
Braided Stainless Steel Flexible Hose   
Braided stainless steel flexible connector. For vibration absorption and displacement compensation.
What Else Can We Build for You?
What Else Can We Build for You?

We can customise interfaces, specifications, and control methods for data centre projects.

Contact us to discuss.

Talk to an Engineer
About QINFENG
Your Liquid Cooling Solution Partner
QINFENG provides fully welded, prefabricated fluid control solutions for data center liquid cooling — from CDU internals to rack-level distribution. In-house manufacturing keeps every step under one roof. ISO 3834 certified welding ensures leak-proof joints. Modular systems cut on-site installation by over 70%. Since 2008, with 40 R&D engineers, two manufacturing bases, and 1.8M+ units annual capacity. Certified to ISO 9001, ISO 3834, 3-A, CE, and TÜV. One partner, end-to-end reliability.
About QINFENG
Our Journey Our Journey
Founded
Founded
Mastering Hygienic Valves
Mastering Hygienic Valves
Supplying New Energy
Supplying New Energy
Entering Liquid Cooling
Entering Liquid Cooling
Read Brand Story
Read Brand Story
The QINFENG Advantage
Why Our Liquid Cooling Solutions Are Reliable
Why Our Liquid Cooling Solutions Are Reliable
Zero-Leakage
Zero-Leakage

Every valve is 100% helium leak tested with a helium mass spectrometer before leaving our facility. Fully welded body construction eliminates leak paths at the source — no bolted joints, no gasket creep, no fugitive emissions. This is how we back a ten-year leak-proof commitment.

In-House Manufacturing
In-House Manufacturing

From raw stainless steel to finished valve assemblies, every step happens under our roof. Two manufacturing bases with 500+ employees and 40 R&D engineers ensure consistent quality, protected proprietary processes, and predictable lead times — no supplier dependencies, no compromises.

Prefabricated & Modular
Prefabricated & Modular

Over 90% of welding is completed in our factory under ISO 3834 certified processes. Prefabricated piping modules and manifold assemblies arrive pressure-tested and ready to connect — reducing on-site installation time by over 70% and eliminating field welding variability.

Trusted by Industry Leaders
Envicool
HUAWEI
CATL
STULZ
SHENLING
ZTE
SUNGROW
inspur
VERTIV
Sugon
Comprehensive Support
Comprehensive Support
  • Application engineering and material selection
  • 24-hour drawings and 3D model delivery
  • Prefabrication and installation support
  • Local service via partners in North America, Europe, and Southeast Asia
Latest Updates
QINFENG Launches Enhanced One-Piece Welded Butterfly Valve Series for AI Data Center Liquid Cooling
New Valve Series Addresses Zero-Leakage Requirements in High-Density RacksAs AI server racks push power densities beyond 50kW, liquid cooling system operators face increasing pressure t
2026.06.15
QINFENG Completes High-Volume Delivery of Prefabricated Liquid Cooling Piping Modules
Factory Pre-Assembly Accelerates On-Site Installation for Multiple Data Center ProjectsQinfeng Technology has successfully delivered over 1,500 prefabricated liquid cooling piping modul
2026.06.15
How a Stainless Steel R‑Strainer with Quick‑Open Design Reduces Maintenance Downtime
Discover how a quick‑open Stainless Steel R‑Strainer cuts maintenance time, eliminates tool dependency, and minimizes system downtime. Learn why cooling system operators choose QINFENG for reliable filtration.
2026.09.01
Find the Right Valve Solution for Your Cooling System
Contact Us
How we can help you:
  • Valve sizing, material compatibility, and flow path optimization
  • Prefabricated manifold and piping system design
  • 24-hour CAD drawings and sample support

GET A QUOTE

+86 18736628675

[email protected]

GET IN TOUCH NOW
We value your privacy
We use cookies to provide you with a better online experience, analyse and measure website usage, and assist in our marketing efforts.
Accept All
Don't Accept