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One-Stop Precision Metal Manufacturing from Mold to Delivery

CNC Machining

CNC Machining Process

High Precision · Consistent Quality · Efficient Production
5 process steps:
1
Design & Programming
Analyze drawings and requirements, create 3D models and CNC programs, and optimize machining plans.
2
Material Preparation
Select suitable materials and prepare raw stock according to product requirements.
3
Cnc Machining
Perform precision machining including milling, turning, drilling, tapping and other processes according to CNC programs.
4
Surface Finishing
Deburring, polishing, sandblasting, anodizing, plating or other surface treatments to improve appearance and performance.
5
Inspection & Quality Control
Inspect dimensions, tolerances and appearance using precision instruments to ensure products meet quality standards.
Tight tolerance control
Capable of intricate and complex shapes
Prototypes, small batches to mass production
Strict quality control for consistent and stable quality
Aluminum, Steel, Stainless Steel, Brass, Copper, Plastic, etc.

Equipment & Capacity

Advanced CNC Machining Equipment & Precision Manufacturing Capability

Long Win Metal is equipped with advanced CNC machining centers, turning centers, multi-axis machining equipment, and professional inspection systems to provide high-precision manufacturing solutions for global customers. Our machining capabilities cover 3-axis, 4-axis, and 5-axis CNC machining, supporting complex geometries, tight tolerances, and customized component production.

With integrated capabilities from programming, machining, surface finishing, and quality inspection, we support customers from prototype development to large-volume production with stable quality and reliable delivery.
 Advanced Equipment Capability
High-Performance CNC Equipment

Our Services – OEM/ODM Solutions

From Concept to Production, We Turn Your Ideas into Precision Parts
Long Win Metal provides comprehensive OEM/ODM manufacturing solutions, supporting customers from initial concept and engineering development through prototyping, testing and mass production. Our engineering team works closely with customers to understand product requirements, application conditions, drawings and quality standards. Through engineering review, DFM/DFMA analysis and process optimization, we help improve manufacturability, control production costs and reduce potential risks before production begins.

With integrated capabilities in die casting, gravity casting, CNC machining, surface finishing and quality inspection, we provide flexible manufacturing solutions for prototypes, small-batch production and high-volume manufacturing.

From the first drawing to final delivery, every project is supported by professional engineering, strict quality control and reliable production management.

Service Process

We work closely with customers to understand product functions, application requirements, materials, tolerances, quality standards and production targets, establishing a clear technical foundation for each project.
Our engineers review 2D drawings and 3D models and perform DFM/DFMA analysis to evaluate manufacturability, optimize part structures and identify potential production issues before tooling and manufacturing.
Based on the approved design and manufacturing plan, we develop prototypes and samples for dimensional, functional and process validation before moving into production.
Samples undergo dimensional inspection, appearance evaluation and other required quality checks to verify compliance with drawings, specifications and customer requirements.
Samples and inspection results are submitted for customer review and approval. Feedback is incorporated where necessary before the project proceeds to mass production.
After approval, the project transitions into controlled mass production. Standardized manufacturing processes, in-process inspection and final quality control help ensure consistent quality and reliable delivery.

Quality Assurance

Precision Quality Control for Reliable CNC Machined Components
Long Win Metal implements a comprehensive quality assurance system throughout the CNC machining process, ensuring every component meets strict requirements for dimensional accuracy, performance, and reliability.

From incoming material inspection to final product verification, our quality control covers the entire manufacturing process, including machining process monitoring, dimensional inspection, surface quality evaluation, and final validation.

With advanced inspection equipment such as CMM, optical measuring systems, precision gauges, and surface testing instruments, we ensure consistent quality and reliable performance for every machined component.

Typical Applications

Precision CNC Machining Solutions for Diverse Industries

Long Win Metal provides high-precision CNC machining components for a wide range of industries, including automotive, new energy, industrial equipment, automation, medical devices, aerospace, and electronics.


With advanced multi-axis machining capabilities, strict quality control, and flexible production capacity, we manufacture complex components with tight tolerances, excellent surface finishes, and reliable performance. From precision structural parts and housings to customized mechanical components, our CNC machining solutions help global customers achieve high-quality products with efficient and stable manufacturing support.


1
Automotive Industry
CNC machining provides lightweight and high-strength precision components for automotive applications, including engine parts, transmission components, brackets, housings, and structural components.
2
New Energy & Electric Vehicles
Precision CNC machining supports electric vehicle applications with components such as motor housings, battery structures, cooling parts, and charging system components.
3
Industrial Equipment
Our CNC machining capabilities deliver durable and accurate components for machinery, automation systems, pumps, valves, and industrial equipment.
4
Automation & Robotics
Complex CNC machined components support robotics and automation systems, including precision brackets, robotic arms, frames, and motion control parts.
5
Medical Equipment
CNC machining delivers precision components for medical equipment requiring strict accuracy, reliability, and excellent surface quality.
6
Aerospace & Defense
With high precision and advanced machining capabilities, CNC machining is suitable for aerospace components requiring complex geometries and strict tolerances.
7
Electronics & Communication
CNC machining enables the production of precision housings, frames, heat dissipation components, and structural parts for electronic devices.
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Longwin Metal, founded in 2002 as Xiamen Zhenyuan Die Casting Factory, is now an integrated ODM/OEM manufacturer of precision aluminum and zinc die cast components based in Zhangzhou, Fujian.
Contact Us
Contact: Paul Hu
Phone: +86 13950196086
WhatsApp: +86 13950196086
Address: No. 18-1, Fu Zhao Road, Chen Xiang Town, Chang Tai District, Zhang Zhou City, Fujian Province, China
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