aluminum parts and components

Get a Quote for custom CNC Machining in China | Precision Milling, Turning, and More

If you need custom CNC machining in China from a trusted supplier, look no further. Davantech offers precision machining services, including milling, turning, drilling, and wire cutting. Contact us to see how we can help you! Get a quote today!

  • Professional service from 10 to 1000+ parts
  • Top team at your service, Middle sized Chinese factory, 2000sqm
  • Quality guaranteed – Shipping worldwide
  • 50+ materials and 10+ surface finishes

You were probably searching for a factory for precision CNC machining in China? Well, you just found what you were looking for. For your reference, at Dongguan Davantech, we have a lot of experience in fabricating plastic and metal parts with a high precision. In addition, we send our quotes within 24 hours and there are no delays in manufacturing. Whether you want a small series production or large quantities, we can scale our CNC machining according to our customers needs.

Davantech: a good Solution for Custom CNC Machining in China.

In order to provide you with the best CNC machining in China, we rely on our skilled programmers and machine operators. It has to be said, once you try our services, you will notice that we are flexible and driven to obtain results. In addition, chinese milling an turning services are still a very good solution for cost reduction and fast delivery. Don’t hesitate to give us a trial order.

Davantech is a middle sized company, accessible for small business and therefore specialized in small to medium sized orders. next, our plant covers 2000 sqm and we count around 30 experienced staff, which enables us to handle most overseas orders in an organized way and following our ISO9001:2015 procedures.

Our CNC Machining Services:

CNC Milling Services

cnc milling

At Davantech, we pride ourselves on our milling services. We use 3-Axis and 4-axis CNC machines to produce complex and simple machined parts. Following the customers drawings and 3D files, we ensure that every part we produce meets the highest quality standards. Therefore, our team of experienced machinists work with a variety of materials, including aluminum, stainless steel, brass, and plastic. As a matter of fact, 32 milling machines work around the clock to ensure delivery within schedule.

CNC Turning Services

cnc turning

We offer outstanding turning services with a focus on quality and workmanship. Therefore, our lathes handle both small and large parts, making it possible for us to process any project that comes our way. In addition, we produce parts with complex geometries, such as gears and shafts, with precision and accuracy. We also offer a variety of surface treatments to enhance the appearance and durability of your parts. Send us your 3D files and drawings and receive a quote within 24 hours.



Whether you need Metric threaded holes or holes conform another standard, our team taps the thread according to our customers standards. We cut the thread with enough lube to ensure accurate and smooth machining. deburring and cleaning happens after fabrication. In addition, we mount helicoils in aluminum parts to ensure a strong threaded hole. The smallest thread we cut is Metric 1. Besides tapping, we also cut thread on our CNC turning machines.


CNC machining can't do without reaming

Davantech’s reaming and services are essential for producing accurate and precise holes in your parts. for each hole tolerance there is a specific reamer. In addition, we use adjustable reamers. Therefore, our team of experts uses high-quality reamers to ensure that every hole we produce meets your specifications. Reaming happens at low rotation speed on CNC milling machines, turning machines and vertical drilling machines. We can work with a variety of materials, including steel, aluminum, and plastic.



Our drilling services are ideal for producing precise holes in your parts. We use advanced drilling techniques to ensure that every hole we produce is accurate and meets your requirements. We can drill a wide range of materials, including stainless steel, aluminum, and brass.

Wire Cutting

wire cutting is a way of CNC machining

Davantech’s wire cutting services are perfect for producing intricate and complex parts with tight tolerances. Our wire cutting machines use a thin wire to cut parts with extreme precision. We can wire cut a variety of materials, including stainless steel, copper, and brass.

Materials used for CNC Machining

Our CNC machining services can handle a wide range of metal and plastic materials.

Metals include AL2014, AL2017, AL5052, AL6061, AL6082, AL7075, Brass, Copper, Stainless Steel such as SUS201,SUS303, SUS304, SUS316, 316L, 40CrMo Steel, 17-4PH, LY12, 65Mn, Cr12, AL6063, ST12.03, SS2331, AISI12L14, ST45, Q275

Plastics include ABS, Bakelite ,POM, PP, PC, PEEK, Nylon, Teflon and Acryl(PMMA).

We source any materials we don’t have in stock. Nevertheless, we have the expertise to machine even the most challenging materials, ensuring that we can handle any project that comes our way.

materials used for CNC machining
surface treatment for cnc machined parts

Surface Treatments

Davantech offers a variety of surface treatments to enhance the appearance and durability of your parts. More specific, our surface treatments include:


We work closely with our clients to determine the best surface treatment for their parts, ensuring that they meet their exact requirements. We also apply the following surface finishes:


Quality Control

At Davantech, we take quality control seriously. Therefore, we have a dedicated quality control team that checks every part we produce, to ensure that it meets the highest quality standards. We use advanced equipment, such as digital profile projectors, to measure and inspect machined parts during and after manufacturing.

Standard Tolerances for CNC Machining

Linear dimension +/- 0.025 mm (+/- 0.001 inch)
Hole diameters (not reamed) +/- 0.025 mm (+/- 0.001 inch)
Shaft diameters +/- 0.025 mm (+/- 0.001 inch)
Part size limit 800 * 500 * 480 mm
Quality control
Davantech CNC machining in China

Our CNC Machining Equipment

  • We have 32 CNC milling centers 3- and 4- axis with part size 800x500mm
  • Large milling centers to mill parts up to 4 meters in length.
  • CNC turning lathes
  • Conventional turning and milling equipment.
  • Drilling of holes an deburring.
  • Tapping of threaded holes.
  • Reaming of holes with narrow tolerances.
  • Sandblasting machine

What are the Benefits of CNC Machining in China?

CNC machining in China has advantages which your business can benefit from. First, there is a large and efficient supply chain is. Next, programmers and machine operators are highly experienced and motivated. And yet, they work 10 hours per day. For this reason, production starts fast and there are no waiting times. Another advantage are the lower wages. In other words, because of efficiency and lower labor cost, we are able to deliver goods at a very competitive cost.

  1. Large and efficient supply chain.
  2. Skilled and motivated programmers and operators.
  3. Average working days of 10 hours.
  4. Lower wages = Lower production cost.

We deliver small series to our worldwide customers within one week, if requested. More specific, this includes CNC machining,  sand blasting, anodizing and laser engraving of text and symbols, for example. However, we prefer to have more time to ensure the good quality. In other words, fast fabrication comes at an extra cost and you might penalize the quality. Therefore, we count an average production time for CNC machining small series of about 3 weeks.

The CNC Machining Process

The CNC (Computer Numerical Control) machining process is a highly precise and efficient method of manufacturing a wide range of components and products. To clarify, it involves the use of computer-controlled machines that follow programmed instructions to shape and fabricate materials with exceptional accuracy. In addition, CNC machining has revolutionized the manufacturing industry, offering numerous advantages over traditional manual machining techniques.

The CNC machining process begins with the creation of a 3D design model using computer-aided design (CAD) software. In other words, this digital model serves as the basis for generating instructions that will guide the CNC machine’s movements. These instructions, known as G-code, contain a series of commands that specify the tool’s path, speed, and other machining parameters.

Once the G-code is generated, it is transferred to the CNC machine’s controller. Then, the controller interprets the instructions and communicates with the machine’s motors, actuators, and other components to execute the machining operations. These operations include cutting, drilling, milling, turning, and various other processes, depending on the desired outcome.

Cutting Material from a Clamped Workpiece

During the machining process, the CNC machine precisely positions the workpiece in the required orientation and clamps it securely. The cutting tool, such as a drill bit, end mill, or lathe tool, is then brought into contact with the workpiece. Next, the tool removes material from the workpiece, following the path defined in the G-code. The CNC machine’s high level of precision allows for intricate and complex cuts, resulting in precise and consistent components.

Throughout the machining process, sensors and feedback mechanisms monitor various parameters, such as tool wear, temperature, and dimensional accuracy. This real-time monitoring ensures that the machining operations are carried out accurately and efficiently. If any deviations or abnormalities are detected, the CNC machine can make adjustments automatically, ensuring the desired quality and consistency of the final product.

CNC Machining versus Manual Machining

CNC machining offers several advantages over manual machining. First, this process eliminates human error and variability, resulting in higher accuracy and repeatability. Second, it also allows for faster production speeds, increased productivity, and reduced lead times. In addition, CNC machines can work with a wide range of materials, including metals, plastics, composites, and more. They can create complex geometries, intricate patterns, and tight tolerances with ease.

Things to Consider when Choosing a CNC machining Supplier in China

Expertise and Experience

The first and foremost factor to consider is the expertise and experience of the Chinese CNC machining supplier. Therefore, look for suppliers that have a proven track record in delivering high-quality CNC machining services. Evaluate their experience in working with similar industries or projects to yours. In addition, an experienced supplier will possess the necessary technical knowledge, skills, and understanding of your specific requirements, which ultimately leads to better results.

Quality Control and Certifications

Quality control is of utmost importance in CNC machining. Therefore, you have to ensure that the supplier follows stringent quality control measures throughout the manufacturing process. Inquire about their quality certifications and standards, such as ISO 9001, to ensure that they adhere to international quality benchmarks. Moreover, a reputable supplier will have well-established quality control protocols in place to ensure the production of precise and reliable components. In our case, Davantech is ISO 9001:2015 certified. We also work conform the RoHS and REACH regulations.

Manufacturing Capabilities

Evaluate the supplier’s manufacturing capabilities to determine if they can meet your production requirements. Therefore, consider factors such as the range of CNC machining services they offer, the types of materials they can work with, and their capacity for both small and large production runs. It has to be said, it is essential to choose a supplier that can handle your project’s scope and scale effectively to avoid any production bottlenecks or delays.

Technological Advancements

Verify the technological advancements and capabilities of the CNC machining supplier. Therefore, inquire about the type of equipment, software, and machining techniques they employ. A supplier that invests in modern CNC machinery and stays updated with the latest technological advancements will be able to offer improved precision, efficiency, and flexibility in their machining processes. This, in turn, can positively impact the quality and delivery of your components.

Communication and Responsiveness

Effective communication is vital for a successful partnership with a CNC machining supplier. Thus, assess their responsiveness and communication channels to ensure smooth and timely information exchange. To clarify, a supplier that promptly addresses your queries, provides regular updates, and demonstrates good communication skills will enable you to stay informed about the progress of your project and make any necessary adjustments efficiently. At Davantech, we have dedicated English speaking sales assistants.

Pricing and Cost-Effectiveness

While cost should not be the sole determining factor, it is still an important consideration. Evaluate the pricing structure of potential CNC machining suppliers in China and compare it with their quality and capabilities. Request detailed quotations and clarify any additional costs or fees that may be involved. It is essential to strike a balance between cost-effectiveness and the quality of the final product.

Supply Chain Management

Consider the supplier’s ability to manage the supply chain effectively. To clarify, a well-managed supply chain ensures the timely availability of materials, efficient logistics, and minimized production delays. Therefore, inquire about their relationships with material suppliers and their ability to source raw materials promptly. As a result, a supplier with a well-integrated supply chain can help streamline your production process and reduce lead times.

Intellectual Property Protection

Protecting your intellectual property is crucial when outsourcing CNC machining to China. Ensure that the supplier has proper measures in place to safeguard your designs, specifications, and proprietary information. More specific, discuss and sign non-disclosure agreements (NDAs) and intellectual property agreements to protect your interests and ensure the confidentiality of your project. Davantech has been trusted by many overseas customer. In addition, we sign an NDA when required.

Conclusion: Davantech’s CNC Machining Shop in China is the right Choice.

Davantech is your go-to source for high-quality CNC machining services in China. To clarify, our range of services includes milling, turning, reaming, tapping, drilling, and wire cutting. Also, we can work with a variety of materials and offer a variety of surface treatments to enhance the appearance and durability of your parts. Therefore, our team of experienced machinists and quality control experts ensure that every part we produce meets the highest quality standards. Contact us today to learn more about our China CNC machining services and how we can help with your next project.

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