Custom Machined & Die Cast Parts — Delivered Faster

10+ Years of Manufacturing Experience You Can Depend On

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    Your Trusted Precision Manufacturing Partner at TOPS

    TOPS Precision is a China-based manufacturer focused on high-precision custom parts for global customers. We work closely with engineering teams to deliver parts that meet strict tolerance, functional, and surface finish requirements.

    Whether you need low-volume prototypes or high-volume production, our team provides professional engineering support, efficient production planning, and consistent quality control.

    Plenty Of Reasons

    Thinking Of Selecting Us?​

    If you are thinking of choosing TOPS, you are making a wise decision. Here are the reasons!

    customer cooperation

    Certified Quality You Can Rely On

    Ensuring manufacturing precision and excellence through ISO 9001 Certification.

    Powerful Manufacturing Capabilities

    TOPS transitions seamlessly from prototyping to large-scale production, leveraging superior materials and cutting-edge technologies to actualize product concepts.

    24/7 Engineering Support

    TOPS provides skilled service engineers equipped with the expertise to address all your manufacturing questions.

    Treating Your Business Like Our Own

    We process your project with our team of highly skilled and seasoned technicians, who dedicate themselves to maintaining the highest standards of product quality at all times.

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    Experienced Staff
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    Diverse Process
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    High-end Equipment
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    Complicated Parts
    Steps for Collaboration

    How To Work With Us

    At TOPS, we welcome your projects at any stage of development, from fully fleshed-out designs to the initial spark of inspiration. Our team is committed to transforming your vision into reality with meticulous attention to detail and professional precision. We conduct thorough assessments of your ideas or preliminary designs,

    providing complimentary, actionable guidance to enhance manufacturability and streamline production. We invite you to send your 3D designs to us or share your concepts in written form. Our agile team will quickly examine your input, guaranteeing a swift, personalized response to meet your diverse manufacturing requirements.

    1.

    Get Instant Quote

    Send your design or drawings through email, to receive immediate response for both your prototype and production components.
    2.

    Start Production

    Once you've placed your order, we initiate the manufacturing process. Additionally, our sales team provides you with real-time updates on the progress of your production.
    3.

    Receive Your Parts

    After the parts successfully undergo quality checks, they are carefully packaged for shipment.
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    What We Do

    Dongguan Tops Precision Manufacture Limited

    Dongguan Tops Precision is a leading manufacturer with expertise in CNC Machining, Die Casting, Sheet Metal Fabrication, and Plastic Injection Molding. TOPS produces custom parts and components for sectors such as New Energy, Automation Equipment, Machinery, Medical, and Electronics. Our company's approach is to foster partnership arrangements with the customers, encouraging open communication and a mutually advantageous business relationship. In alignment with this philosophy, we stay responsive to our customers' requirements and continually upgrade our systems with the most advanced equipment and facilities to address the evolving demands of their industries. Our capability to manage a diverse array of materials and component parts allows you to fulfill various needs through a single supplier. Our production capabilities extend from individual items to thousands of units.

    Customers Worldwide

    Your Feedback Is Our Greatest Support

    What Customers Say

    Satisfied Clients!

    Recognized as the premier choice for reliable, skilled, and technologically advanced parts manufacturing, TOPS stands as your optimal partner in accomplishing your business objectives.

    Customize Your Components

    Frequently Asked Questions

    We provide custom precision services including CNC machining (turning/milling), die casting, sheet metal fabrication, and plastic injection molding for both prototypes and volume production.

    Send your 2D, 3D file or drawings to us via email info@tops-precision.com. Our team will review and respond quickly with a detailed quote.

    Yes. We handle rapid prototyping, low-volume runs, and larger production orders with the same quality standards.

    We serve aerospace, automotive, medical, automation, robotics, electronics, and other industries requiring precision components.

    We operate under ISO 9001:2015 quality management systems to ensure consistent part accuracy, performance, and reliability.

    We work with a wide range of metals and plastics, including aluminum, stainless steel, brass, copper, PEEK, ABS, and many others based on your application needs.

    Lead times vary by part complexity and quantity, but we strive for efficient turnaround and will communicate schedule details when quoting your project.

    Yes. Our engineering team can review your design to improve manufacturability and suggest material or process options to meet cost and performance goals.

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