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Precision Machining: Expertise and Quality by Donghua

Donghua (DH) excels in manufacturing intricate precision machining parts, offering a diverse array of machining solutions to clients in the automotive, construction, mining, rolling stock, and hydraulics sectors. Our unwavering commitment to exceptional service and top-quality products sets us apart as a global industry leader.


Equipped with over 200 cutting-edge machines, DH provides a comprehensive range of services, including CNC turning, milling, and lathing for materials such as carbon steel, alloy steel, stainless steel, iron, copper, aluminum, and other specialty alloys. We utilize advanced CAD and CAM software to streamline the process, offering our customers a one-stop solution for all their needs. Additionally, we have the capabilities for rapid prototyping, material testing, NDT testing, welding, and heat treatment processes.

Our more than 30 high-precision 5-axis and 4-axis CNC machining centers enable us to machine complex parts in a single process, guaranteeing consistency and adherence to high-precision specifications. With the support of our experienced technicians, skilled design engineers, and state-of-the-art facilities, we can achieve IT6 tolerance (International Tolerance Grades), ensuring unparalleled accuracy and quality.

Choose Donghua for expert precision machining solutions that consistently exceed expectations.


Donghua boasts an extensive array of equipment for precision machining, ensuring the highest level of quality and efficiency in our services. Explore our comprehensive equipment list to learn more about our capabilities. 

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