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Precision CNC Machining & Metal Manufacturing in China

Essaii delivers high-precision CNC parts, metal stamping, aluminum extrusion, and Friction Stir Welding (FSW) solutions with over 15 years of engineering excellence. Trusted by 600+ global clients.

CNC Machining Parts

Trusted by Industry Leaders

15+ years of manufacturing excellence delivering precision components worldwide.

15+
Years Established
6M+
Products Delivered
200+
Awards Winning
600+
Satisfied Customers

Our Core Manufacturing Services

From rapid prototyping to full-scale production, we offer end-to-end engineering and manufacturing solutions.

C

Rapid CNC Machining

High-precision 5-axis CNC turning and milling for custom metal and plastic parts with fast turnaround.

S

Sheet Metal Prototyping

Custom sheet metal fabrication including laser cutting, bending, and welding for enclosures and brackets.

M

Metal Stamping & Die

Precision stamping dies and high-volume metal stamping for automotive and industrial applications.

A

Aluminum Extrusion

Custom aluminum profiles for lighting, construction, and transportation with tight tolerances.

F

Friction Stir Welding (FSW)

Solid-state welding for aluminum alloys with superior strength and no melting defects.

D

Die Fabrication

Custom die design and manufacturing for casting, stamping, and molding applications.

Featured Engineering Products

Custom OEM parts built to your exact specifications.

Precision Metal Stamping Parts

Precision Metal Stamping Parts

OEM custom stamping for automotive and industrial use. Materials: steel, aluminum, brass.

Aluminum Extrusion Parts

Custom Aluminum Extrusion

Anodized or powder-coated profiles for lighting, rail, and construction.

Aluminum Stamping Parts

Aluminum Stamping Components

High-strength stamped aluminum parts for energy and transportation sectors.

FSW Welded Assemblies

Friction Stir Welded Assemblies

Seamless aluminum welds for aerospace and rail applications.

Investment Casting Parts

Dewaxing (Investment) Casting

Complex metal parts in stainless steel, titanium, and alloys with fine detail.

FSW Equipment

FSW Tooling & Fixtures

Custom tooling for friction stir welding processes.

CNC Turning Parts

CNC Turning Titanium GR5

High-precision titanium components for medical and aerospace use.

Brass CNC Components

CNC Brass Lighting Components

Custom brass parts for high-end lighting fixtures with polished finish.

Factory Floor

About Essaii

Essaii operates with the business philosophy of "honesty as the foundation," delivering professional and high-quality manufacturing services since 2008. We specialize in CNC machining, metal stamping, aluminum extrusion, and Friction Stir Welding (FSW), serving industries such as automotive, energy equipment, medical devices, and lighting.

Our integrated capabilities—from design engineering to vacuum casting and rapid prototyping—enable us to support clients from concept to mass production. With two facilities in Shenzhen and Dongguan, we maintain strict quality control and on-time delivery for every project.

  • ISO-Certified Quality Assurance
  • 15+ Years of Manufacturing Experience
  • Full-Service Engineering Support

Frequently Asked Questions

What materials do you work with?

We process aluminum, stainless steel, titanium, brass, copper, and various engineering plastics.

Do you offer prototyping services?

Yes, we provide rapid CNC machining, 3D printing, and vacuum casting for fast prototyping.

What is Friction Stir Welding (FSW)?

FSW is a solid-state welding process ideal for joining aluminum alloys without melting, resulting in stronger, defect-free joints.

Can you handle large production volumes?

Absolutely. Our stamping and extrusion lines support high-volume manufacturing with consistent quality.

Do you provide design assistance?

Yes, our engineering team offers DFM (Design for Manufacturing) support to optimize your parts for production.

Get in Touch

Reach out for quotes, technical support, or manufacturing consultations.

Phone: +86-75523573416

Email: marketing@essaii.com

Office: No.72-6, Huanguan South Road, Longhua New District, Shenzhen, 518110 China

Factory: No.333 Xiangmang West Road, Qingxi Town, Dongguan, China

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