OEM Metal Stamping & Machining Services | Custom Manufacturing Solutions

Your Reliable OEM Manufacturing Partner in Metal Stamping And Machining

Bring your designs to life with our powerful in-house capabilities - custom stamping, CNC machining, and complete mold development.

OEM Service Process Analysis

Requirements Analysis
Mold Design
Sample Confirmation
Mass Production
Quality Control & Shipment
Requirements Analysis
We begin with an in-depth consultation to fully understand your product specifications, application scenarios, target markets, and performance standards. Our engineering team evaluates feasibility and offers technical suggestions to ensure a manufacturable, cost-effective solution.
Mold Design
Our experienced mold engineers use advanced CAD/CAM software to design precise and durable tooling tailored to your components. Whether it's progressive stamping dies or custom fixtures, we ensure optimal accuracy and production efficiency from the start.
Mold Design
Sample Confirmation
Prototypes or pre-production samples are manufactured using final molds and materials. You’ll receive detailed measurement reports and can test the parts under real-world conditions to ensure full compliance with your expectations before mass production begins.
Sample Confirmation
Mass Production
With over 30 stamping machines (100T–300T) and 40+ machining centers, we are equipped for both small and large-volume orders. Every step is handled in-house, ensuring consistent quality, fast lead times, and flexible production scheduling.
Mass Production
Quality Control & Shipment
Every batch undergoes rigorous inspection, including dimensional checks, surface finish, and functional testing. Only fully qualified parts are packaged and shipped. We support global delivery with reliable logistics partners to ensure safe, on-time arrival.
Quality Control & Shipment

Comprehensive OEM Customization to Match Your Application

We provide a full spectrum of OEM customization options to meet your exact specifications. From raw materials to final packaging, every detail can be tailored for your performance, branding, and functional needs. Whether you're in automotive, construction, or industrial applications, we deliver precision-built components that align with your product vision.
01
Material Selection
02
Dimensions & Tolerances
03
Surface Treatment
04
Shape & Structure
05
Mounting & Assembly Features
06
Logo & Branding
07
Functional Performance
08
Mold Design & Tooling
09
Sample & Trial Production
010
Packaging & Logistics
Dimensions & Tolerances
Surface Treatment
Shape & Structure
Mounting & Assembly Features
Logo & Branding
Functional Performance
Mold Design & Tooling
Sample & Trial Production
Packaging & Logistics
01
Material Selection
Cold-rolled steel, stainless steel, and aluminum are carefully chosen to ensure strength and long-term durability.
02
Dimensions & Tolerances
CNC machining and stamping allow us to meet tight tolerances up to ±0.05 mm for consistent quality output.
03
Surface Treatment
Options include zinc plating, powder coating, and polishing, giving parts corrosion resistance and a clean finish.
04
Shape & Structure
From heavy-duty hooks to precision window openers, we design structures tailored to your specific needs.
05
Mounting & Assembly Features
Our products are designed for easy installation, with pre-punched holes and stable structures.
06
Logo & Branding
Laser engraving, stamping, and printing support custom logos, helping you strengthen your brand identity.
07
Functional Performance
Every part undergoes load, fatigue, and cycle testing to ensure reliable performance in daily heavy use.
08
Mold Design & Tooling
Our mold team designs progressive and transfer dies, reducing cost and speeding up your custom production.
09
Sample & Trial Production
Fast sample making within days, supported by in-house tooling, helps verify design before mass production.
010
Packaging & Logistics
Products are packed with protective export cartons and pallets to ensure safe delivery worldwide.

Production and processing capacity

Now we have 30 sets of stamping part machines for producing all kinds of material stamping parts in our stamping department. We have 100t, 160t, 250t and 300t stamping machines. Our suitable weight for hot forging parts is from 0.2kg to 30kg. We can produce 15,000 tons of stamping parts per year. We have over 40 sets of machining equipment in our machining department, such as machining centers, high precision CNC lathes, milling machines, wire cutting machines and engraving machines.
30 Set
Stamping part machines
40 Set
Processing equipment
15000 Tons
Stamping parts per year
Stamping Process
Bending Process
Forming Process​
Pickling and Phosphating Process​
Powder Coating Process​
Dipping Process​
Packaging Process​
Stamping Process

The stamping process is the foundation of creating high – precision hardware components. Using advanced presses and meticulously designed dies, it transforms raw metal sheets into preliminary shapes with exceptional accuracy. This process ensures consistent dimensions, smooth edges, and strong structural integrity, laying a solid groundwork for subsequent manufacturing steps. Whether it’s simple blanks or complex contours, stamping delivers efficient and reliable results, meeting the strict requirements of various industries.​

Stamping Process
Stamping Process
Stamping Process
Stamping Process
Stamping Process
Stamping Process
Bending Process

Following stamping, the bending process adds precise angles and curves to the metal parts. With state – of – the – art bending machines and skilled operators, it achieves accurate bend radii and tight tolerances. This step is crucial for forming the desired geometric shapes, allowing the components to fit perfectly into assemblies. The bending process maintains the material’s strength while ensuring the parts have the necessary flexibility to function as intended, making it an essential link in the production chain.​

Bending Process
Bending Process
Bending Process
Bending Process
Bending Process
Forming Process​

The forming process takes the metal parts to the next level of complexity. By applying controlled force through specialized tools, it shapes the metal into three – dimensional forms that meet exact design specifications. This process can create intricate features such as ribs, bosses, and recesses, enhancing the part’s functionality and performance. Whether it’s deep drawing, embossing, or coining, forming ensures that the parts have the required structural stability and dimensional accuracy.​

Forming Process​
Forming Process​
Forming Process​
Forming Process​
Forming Process​
Forming Process​
Pickling and Phosphating Process​

Pickling and phosphating are critical surface treatment steps that prepare the metal parts for subsequent coating processes. Pickling removes rust, scale, and other contaminants from the surface, leaving a clean and active substrate. Phosphating then forms a thin, adherent phosphate film on the surface, which improves corrosion resistance, enhances paint adhesion, and provides a uniform base for coating. This two – step process ensures that the parts are protected from environmental factors and that the subsequent coatings adhere firmly and evenly.

Phosphating Process​
Phosphating Process​
Phosphating Process​
Phosphating Process​
Phosphating Process​
Phosphating Process​
Powder Coating Process​

Powder coating is a durable and attractive finishing process that applies a dry powder to the metal parts. The powder is electrostatically charged and sprayed onto the surface, where it adheres uniformly. After spraying, the parts are cured in an oven, causing the powder to melt and form a hard, smooth coating. This coating offers excellent resistance to corrosion, impact, and UV rays, while also providing a wide range of color options to meet aesthetic requirements.

Powder Coating Process​
Powder Coating Process​
Powder Coating Process​
Powder Coating Process​
Powder Coating Process​
Powder Coating Process​
Dipping Process​

The dipping process is another effective way to apply a protective coating to the metal parts. By immersing the parts in a liquid coating material, the entire surface, including hard – to – reach areas, is evenly covered. The coating then dries or cures to form a continuous, protective layer. This process is ideal for parts with complex shapes, ensuring complete coverage and consistent thickness. It provides additional protection against corrosion, wear, and chemicals, extending the service life of the components.​

Dipping Process​
Dipping Process​
Dipping Process​
Dipping Process​
Dipping Process​
Dipping Process​
Packaging Process​

The final step in the production of hardware stamping parts is packaging. Proper packaging ensures that the finished parts are protected during storage, transportation, and handling. It prevents damage such as scratches, dents, and corrosion, maintaining the quality and appearance of the parts. Packaging can be customized according to the specific requirements of the customer, including the type of packaging material, the quantity per package, and labeling for easy identification. This step ensures that the parts reach the customer in perfect condition, ready for use.

Packaging Process​
Packaging Process​
Packaging Process​
Packaging Process​
Packaging Process​
Packaging Process​

Why Leading Brands Trust Us as Their OEM Partner

Comprehensive OEM Capabilities
From concept to mass production, we offer complete OEM services including design, tooling, stamping, machining, and assembly under one roof.
Precision Manufacturing Equipment
Equipped with over 70 sets of advanced machines including 100T–300T stamping presses and high-precision CNC lathes for accuracy and efficiency.
Customization Flexibility
Support for a wide range of custom specifications – from material selection and dimensions to finishes and packaging – tailored to your application needs.
Strict Quality Control System
In-house inspection with full-process monitoring ensures every part meets international standards and your exact specifications.
Fast Prototyping & Lead Time
Rapid sampling and efficient production scheduling ensure your OEM projects are completed on time without compromising quality.
Global Export Experience
With 12+ years of export experience, our parts are trusted by clients in Europe, Southeast Asia, North America, and more.

Quality control

Quality at Quzhou Chenlong Hardware means more than meeting standards — it’s about exceeding your expectations. We utilize comprehensive inspections, including material certification, dimensional testing, and functional evaluations, ensuring your custom metal parts perform flawlessly in their intended environment.

Customer Case Show

Customized Consulting

When customizing stamped hardware, the following key information is required to ensure that requirements are accurately understood and production is completed efficiently:

    Customized products

    Purchase Quantity

    Raw material selection

    Drawing Upload

    Upload

    Upload drawings (CAD, PDF, etc.) or 3D models for submission.

    Your Name *

    Your Email *

    Phone / WhatsApp

    Country / Port

    Other Requirements



    Request A Free Quote
    Our experts will give you a reply within 2 hours and help you select the right Metal Hardware you want.