Your Trusted Partner for Custom Injection Molding & Metal Parts
Zhejiang Zenatc Technology Co., Ltd. is a certified contract manufacturer specializing in high-volume, precision custom injection molding parts and metal components. We transform your concepts into reliable, high-performance parts for a wide range of industries, from automotive and electronics to consumer goods and industrial equipment.

Our Core Manufacturing Capabilities
We are more than just a supplier; we are a solutions partner equipped with advanced technology and rigorous quality systems to meet your most demanding requirements.
-
Dual Certification for Assured Quality: We are both ISO 9001 and IATF 16949:2016 certified. This automotive-grade quality management system ensures process excellence, traceability, and consistent output for every project, regardless of industry.
-
Extensive Production Capacity: Our facility houses nearly 300 sets of domestic and international advanced equipment, encompassing:
- Precision injection molding machines (for plastic parts).
- Metal stamping, forming, and mold processing equipment.
This integrated capability allows us to handle complex, multi-material assemblies from prototyping to mass production.
-
Comprehensive In-House Quality Assurance: Quality is inspected at every stage in our fully-equipped laboratory:
-
Dimensional Accuracy: Verified using three-coordinate measuring machines (CMM), two-dimensional measuring machines, and optical projectors.
-
Material & Coating Analysis: Conducted with X-ray spectrometers and coating thickness gauges.
-
Performance & Durability Testing: Validated through salt spray testing machines (per ISO 9227), force value testers, and life testing equipment.
-
Proven High-Volume Expertise: With an annual production capacity of over a hundred million components, we are a reliable, scalable partner committed to supporting your growth with stable supply and on-time delivery.
Our Product & Service Scope
| Process |
Materials |
Typical Applications |
| Injection Molding |
Engineering Plastics (ABS, PC, Nylon, POM, etc.), Thermoplastics |
Automotive interiors, electronic housings, connectors, consumer product components |
| Metal Stamping & Forming |
Steel, Stainless Steel, Aluminum, Brass, etc. |
Brackets, contacts, shields, enclosures, precision fasteners |
| Secondary Operations |
- |
Ultrasonic welding, assembly, painting, plating, silk screening |
Why Partner With ZHENGNA?
-
End-to-End Project Management: From design-for-manufacturability (DFM) feedback to final delivery, we provide seamless support.
-
Focus on Your Success: Our experienced engineering team works closely with you to optimize designs for cost, performance, and manufacturability.
-
Commitment to Reliability: Our certified processes and extensive testing ensure every part meets your specifications for quality and durability.
Start Your Project Today: Upload your drawings, samples, or ideas. Let's discuss how our expertise in custom injection molding and metal parts can bring your product to life efficiently and reliably.