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Custom Liquid Cooling, Built for Your Hardware

ThermalBro is the liquid cooling brand of Dongguan Kuiyuan Electronic Technology Co., Ltd., a manufacturer based in Dongguan, China. We help OEMs and system builders develop CPU, GPU, server and workstation cooling products that fit the real hardware, meet the agreed checks and can be produced consistently.

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ThermalBro manufacturing facility in Dongguan, China

What We Make

Our work centers on custom liquid cooling hardware for high heat electronics. Each project starts with the customer’s platform, space, thermal target and production plan.

CPU and GPU Cooling Modules

Custom cold plates and mounting matched to the processor or board, with pumps, radiators and other loop components included as agreed.

Server Liquid Cooling Modules

Compact 1U, 2U and 4U module configurations developed for server height, processor socket, airflow and service access.

Workstation Liquid Cooling Modules

Custom cooling modules developed around workstation processors, graphics cards, chassis space, airflow and acoustic targets.

Integrated Workstation Liquid Cooling Systems

Workstation chassis and liquid-cooling integration around an agreed hardware configuration, with the supplied components and tests defined for the project.

Precision CNC Machining

Drawing-defined copper and aluminum parts that support cooling projects and other precision component requirements.

ThermalBro integrated liquid cooled workstation systemView full photo ↗
Integrated workstation
Display shelves holding liquid cooling modules and machined components.View full photo ↗
Modules and components

How We Take Your Project from Design to Production

Our engineering and manufacturing teams coordinate design, machining, assembly and inspection, making drawing changes easier to carry through to the finished module.

Engineering Review

We review heat load, mechanical space, mounting, fluid conditions and service access before the design is released.

CNC Machining

Cold plates and drawing-defined parts can be machined in house, reducing handoffs between design and part production.

Module Assembly

Cooling hardware is assembled to the approved BOM and configuration, with revisions kept connected to the build.

Defined Inspection

Dimensional, leak and functional checks are agreed for the project and recorded against the applicable unit or lot.

5,000 m²Production base
30CNC machines
About 10R&D engineers
100+ODM projects

What OEM Teams Need from a Cooling Supplier

We focus on a design that fits your hardware, tests that answer your requirements and a manufacturing process ready for repeat orders.

A Design That Fits the Real Platform

We work from board files, heat-source locations, keep-out zones, mounting points, connection direction and maintenance access. This reduces late mechanical surprises.

Engineering fit

Test Results Your Team Can Review

We agree the test conditions and pass criteria with you, then provide the records specified for the project.

Defined verification

A Clear Path to Production

Approved drawings, BOM details, sample feedback and changes stay linked to the production configuration so the team knows what should be built.

Production consistency

See the Work Behind the Product

These images show the machining, assembly and inspection activities used to turn an approved cooling design into a finished module.

CNC machining centers arranged along a workshop aisle.
CNC machining for cold plates and precision parts
Liquid cooling module assembly workshop with production lines on both sides.
Liquid cooling module assembly
Liquid cooling module air leak test workstation with tester and fixture.
Project-defined leak and air tightness checks

About capacity: Equipment availability, monthly output and lead time depend on the product configuration, materials, test scope and current production plan. We confirm these points against the actual project before quoting.

How We Work with Your Team

Contact us with the information you already have. A hardware model, drawing or short description of the cooling problem is enough to begin the discussion.

01

Review the application

Share the processor or heat source, expected heat load, board or chassis files, space limits, fluid conditions, quantity and timing.

02

Define the cooling concept

We identify open inputs, propose the module configuration and confirm which mechanical, thermal and manufacturing questions must be answered.

03

Build and verify the prototype

The prototype is tied to a known revision. Fit, routing, assembly and agreed performance checks are reviewed before the next release.

04

Transfer the approved build

Released drawings, BOM information, test requirements and approved changes become the reference for production planning.

Have a drawing, board file or early cooling brief?

Send what is available. We will identify the missing inputs and explain the next practical step.

About ThermalBro FAQ

Straight answers about our manufacturing role, customization process, project inputs and supplier qualification.

Is ThermalBro a manufacturer or a trading company?
ThermalBro is a liquid cooling manufacturer with engineering, CNC machining, module assembly and defined inspection capabilities in Dongguan, China.
What liquid cooling products does ThermalBro manufacture?
We manufacture custom CPU and GPU cooling modules, server liquid cooling modules, workstation cooling modules and integrated liquid cooled workstation systems. CNC machining supports these programs and other drawing-defined parts.
Can ThermalBro customize a cooling product for our hardware?
Yes. The engineering review starts with the processor or heat source, board and chassis data, heat load, available space, mounting, fluid conditions and project volume.
Can ThermalBro support both prototyping and production?
Yes. We can support engineering review, prototypes, agreed checks and production transfer. Timing and capacity are confirmed after the product, test scope, materials and quantity are reviewed.
What information should we send for a first review?
Send the hardware model or heat source, expected heat load, board or enclosure files, mounting and space limits, coolant and connection requirements, expected quantity, project stage and timing.
Can ThermalBro work under an NDA and arrange a factory visit?
Yes. We can discuss an NDA before you share confidential drawings. Factory visits can be arranged in advance; tell us your preferred date and what you would like to review.

Tell Us What You Need to Cool

Start with the hardware, expected heat load, available space and project stage. We will review whether a custom module, an integrated system or CNC support is the right next step.

Open the Project Form