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WELCOME TO ANZHAN KEJI
Your Reliable Partner
for Precision Custom Parts
Whether you need OEM/ODM services or custom parts based on drawings or samples, we deliver cost-effective solutions with speed, precision, and consistency.
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100,000-Class
Cleanroom for Medical Device Assembly
From component production to final assembly, we deliver cleanroom-grade medical manufacturing with strict quality control and industry compliance.
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WELCOME TO ANZHAN KEJI
OEM/ODM 
Customization
We have an excellent technical team, which can be designed according to customers requirements.More than 10 precision production line.
Custom Service We Provide​​​​​​​
Explore More Precision Machining Capabilities At ANZHAN
With a fully equipped facility and Class 100,000 cleanroom, ANZHAN combines advanced CNC machining, precision inspection instruments, and strict quality control processes to ensure every component meets the highest standards. From concept to final product, we turn precision into performance—consistently and reliably.​​​​​​​
  • 10000​​​​​​​
    Factory Floor Space
  • 18
    Industry Experience​​​​​​​
  • 24
    7*24 Hours Service
  • 600000
    Daily Production Capacity​​​​​​​

First-class Quality

Why is ANZHAN Trusted by 2000+ Clients?
Total Quality 
System
Full Range of Capabilities We offer a complete range of services including multi-station cold heading, non-standard fasteners, CNC machining, laser cutting & welding, injection molding, and automatic lathe parts production. This integrated approach ensures better coordination, lower costs, and shorter lead times.
Full Range of Capabilities
Tailor-Made Solutions We have an excellent technical team, which can be designed according to customers requirements. More than 10 precision production line. Support for small-batch prototyping to large-scale production. We meet your exact specifications.
Tailor-Made
 Solutions
Strict Quality Control We take quality seriously — from raw material to final inspection. ISO-certified with advanced inspection tools including CMM, optical projectors, hardness testers, and more.
Strict Quality 
Control

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About Us
Welcome To ANZHAN

Changzhou Anzhan Precision Instrument Technology Co., Ltd. is a high-tech manufacturer specializing in R&D, design, mold making, production, and OEM/ODM services. Our core business includes custom product development, precision mold manufacturing (plastic and metal), component machining, and technical support for medical devices.

Located in Changzhou, Jiangsu—at the heart of the Yangtze River Delta—we operate a 10,000 m² facility with a Class 100,000 cleanroom, equipped with advanced manufacturing and inspection technologies.

Our capabilities include CNC machining centers, mirror EDM, wire cutting, precision grinding, CNC milling, injection molding, CMMs, vision systems, hardness testers, color evaluation cabinets, and microscopes. Backed by a skilled and experienced team, we ensure high-quality, efficient, and reliable production.

Latest News
Explore updates on our technological advancements, company milestones, and key developments in the precision manufacturing industry.​​​​​​​
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High-Precision Manufacturing and Process Control of Dental Injection Molds

Due to the small size, complex structure, and extremely tight tolerances of dental device components, the manufacturing precision of dental injection molds must often be controlled at the micron level. For example, small connecting parts used in dental implant tools require highly accurate mold cavi

2026-02-20
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High-Efficiency Design and Clinical Advantages of Endoscopic Stapler Nail Cartridges

The Endoscopic Stapler Nail Cartridge is a core functional component in minimally invasive surgery. By integrating tissue cutting and anastomosis into a single step, it significantly improves surgical efficiency and simplifies the overall procedure.During surgery, the cartridge allows cutting and st

2026-01-27
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Precision Manufacturing and Quality Assurance of Endoscopic Cutting Stapler Nail Cartridges

Endoscopic cutting stapler nail cartridges require extremely high standards in structural precision, material performance, and consistency. Every manufacturing detail directly affects surgical safety and clinical outcomes.Changzhou Anzhan Precision Instrument Technology Co., Ltd. is equipped with co

2026-02-14
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Material Options and Application Scenarios of Hexagon Nuts with Precision Manufacturing Advantages

Hexagon nuts are available in a variety of materials to meet different application requirements and operating environments across industries.Carbon steel hexagon nuts, known for their high strength and cost efficiency, are widely used in general machinery, building structures, and industrial assembl

2026-02-27

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