Ningbo Yihang Machinery Parts Co., Ltd. – Professional Manufacturer of High-Quality Prestressing Anchor Accessories for Global Infrastructure Projects
As a specialized manufacturer in China’s prestressing industry since 2009, Ningbo Yihang Machinery Parts Co., Ltd with ISO 9001 Certificate. is dedicated to the precision engineering, production, and global supply of prestressing anchor accessories. Our products are engineered to meet the most demanding requirements of modern infrastructure—including high-speed railways, highway bridges, dams, skyscrapers, and large-scale industrial structures—serving clients worldwide with certified quality, reliable delivery, and full export compliance.
Core Focus: Precision-Made Prestressing Anchor Components
| Company Name: | Ningbo Yihang Machinery Parts Co., Ltd |
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| Business Type: | Manufacturer,Trading Company |
| Brands: | PTwedge |
| Employee Number: | 60~100 |
| Year Established: | 2009 |
| Company Location: | No. 8 Yangmei Road, Zhangting Town, Yuyao City, Zhejiang Province, China |
| Factory Location: | No. 8 Yangmei Road, Zhangting Town, Yuyao City, Zhejiang Province, China |
We boast rich OEM/ODM experience in prestressing wedges, implementing strict quality control throughout the entire production process — from cold forming material selection, CNC machining, threading & cutting, to inspection and assembly.


Leveraging our multi-station cold forming machine capabilities, we offer customized cold forging materials to support your OEM/ODM raw material needs. Our monthly production capacity for post-tension wedges reaches 4,000,000 pieces.

Equipped with high-precision CNC machines, we ensure the dimensional accuracy of post-tension wedges is strictly controlled.


We have both manual and automatic threading & cutting machines, capable of meeting both high-volume production requirements and sample customization needs for post-tension (PT) wedges.


Automatic inspection and assembly lines are adopted for post-tensioning wedges, guaranteeing stable product quality and efficient delivery.





We possess strong R&D capabilities, with a professional team dedicated to optimizing product designs and developing new solutions for prestressing wedges.
Our products fully comply with multiple authoritative standards, including GB/T 14370-2015 (Anchors, Grips and Couplers for Prestressing Tendons, China), JT/T 329-2010 (Technical Specifications for Anchorage Used in Highway Bridge Prestressing), and TB/T 3193-2016 (Technical Conditions for Railway Prestressing Anchorage Systems). Meanwhile, we can flexibly adjust product parameters and designs to meet your personalized customization requirements.

We specialize in manufacturing critical components for post-tensioning and pre-tensioning systems, including:
All products are manufactured in strict accordance with key national and international standards:
| Market name: | North America,South America,Worldwide,Western Europe,Eastern Europe,Eastern Asia,Southeast Asia,Middle East,Africa |
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| Contact Person: | Feng |