CNC Machining Service

Manufacturing Services from Prototyping to Production

CNC Machining

CNC machining is a processing method that uses computer programs to control equipment to complete precision cutting.

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Sheet Metal Fabrication

Sheet Metal Fabrication is a metal shaping method that uses special tools to cut and bend flat metal into custom shapes.

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Casting

Casting is a shape-making method that uses hot liquid poured into molds to make complex solid parts.

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Forging

Forging is a metal strengthening method that uses powerful presses to shape metal into tough, long-lasting parts.

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Injection Molding

Injection Molding is a mass-production method that uses melted plastic injected into molds to make lots of identical parts.

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Surface Finishing

Surface Finishing is a final-touch method that uses special treatments to make parts look better and last longer.

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We are committed to becoming a global precision manufacturing company, helping our customers succeed with reliable quality.

Upload CAD Files

Upload your design files and we'll immediately begin the review process.
Design and Manufacturing Review

Our engineering team will carefully review your design drawings to ensure appropriate dimensions and tolerances, assess the design's suitability for production, and provide feasible improvements.
Cost Analysis and Quotation

We'll estimate costs based on material, process, and batch size, and provide a transparent and reasonable quote.
Confirmation and Order

Once you've confirmed your plan and quote, we'll immediately schedule production and initiate the manufacturing process.
Production and Quality Inspection

We strictly adhere to process standards to ensure the accuracy and consistency of each part, and all finished products undergo multiple quality inspections.
Packaging and Shipping

After final inspection, products will be securely packaged and tracked to ensure safe and on-time delivery.

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ABOUT US

The core team has over 30 years of industry experience.

We specialize in precision manufacturing, providing ODM (Original Design Manufacturing) and OEM (Original Equipment Manufacturer) services. Our services cover the entire process from design and development, rapid prototyping, small-batch trial production to large-scale mass production, helping clients efficiently transform concepts into finished products.

The company has built a comprehensive process system encompassing CNC machining (three-axis, four-axis, and five-axis), milling and turning, forging, injection molding, sheet metal work, laser cutting, and bending. We also offer over ten surface treatment capabilities, including sandblasting, anodizing, and electroplating, and provide clients with a wide range of material choices through a robust supply chain.

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57,049+ sq. ft.

Manufacturing Facility
100+

Advanced Machining Equipment
30+

Specialized Technical Staff
110+

Clients in 110+ Countries Worldwide

CNC Milling Factory

Established	2000
Number of Machines	70+
Location	Zhongshan

CNC Turning Factory

Established	2000
Number of Machines	30+
Location	Zhongshan

Die Casting Factory

Established	2010
Number of Machines	10+
Location	Zhongshan

Injection Molding Factory

Established	2008
Number of Machines	20+
Location	Zhongshan

Forging Factory

Established	2014
Number of Machines	10+
Location	Zhongshan

OUR ADVANTAGE

Why Choose Us

Precision Manufacturing and High-End Equipment

Leveraging multi-axis CNC centers and high-precision testing equipment, we can easily handle complex structures and stringent tolerances, achieving accuracy up to ±0.005mm, ensuring part consistency and stability.
Multi-Process Integration Capabilities

We support a variety of process combinations, including turning, milling, die-casting, injection molding, and sheet metal processing, covering the entire production process from mold development to surface treatment, enabling integrated manufacturing for complex processes.
Stable Production Quality

Our rigorous end-to-end quality inspection system and compliant production standards ensure long-term product stability and consistent quality.
Professional and Responsive Service

We deeply understand our customers' complex needs and provide efficient communication, fast delivery, and an exceptional service experience. We also offer a comprehensive after-sales support system to ensure the smooth implementation of every project.

Keywin Provides Flexible Manufacturing Solutions

Covering the entire process from sample verification to mass production, maintaining high precision and consistent quality at every stage.

Prototype & Samples

Focus on product design verification and early testing.

Support single-unit orders and short delivery cycles

Help identify and optimize design manufacturability

Engineers provide structural and process improvement suggestions
Small-Batch Production

Bridging pilot production and market validation, emphasizing flexibility and cost control.

±0.005 mm accuracy and stable quality control

Flexible production capacity and cost-effective production model

Covering multiple processes including CNC, forging, casting, and sheet metal processing
Mass Production

Systematic manufacturing and delivery management for large-scale orders.

Mature production and quality inspection system

Stable and consistent batch processing capabilities

Integrated services from machining, surface treatment, and assembly

Specialist Industries

Products are widely used in fields such as navigation, military industry, automobile manufacturing and high-end electronics

Automotive

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Marine

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Consumer Electronics

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Robotics & Automation

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Outdoor Equipment

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Case Studies

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We have delivered more than 100 million precision parts and established long-term cooperative relationships with more than 110 customers around the world.

Bicycle Seat Suspension Link - ODM Customization & Development

What Our Customers Say

"We have worked with Qiying for many years. From prototype development to mass production, they have consistently maintained high machining accuracy and stable delivery capabilities. Especially for CNC machining of complex structural parts, they maintain tolerances within ±0.005 mm, fully meeting our stringent requirements."

Kristin Watson

Canada

"They surprised us greatly with their delivery speed—delivering the parts in just two weeks, with excellent quality that fully matched our expectations. I believe we will have the opportunity to work with them again."

William

Canada

Flow Mark in Injection Molding: Causes and Prevention

Flow Mark in Injection Molding: Causes and Prevention