It's all about the People. Years of experience and countless hours of training generate lots of ideas. Armed with an intense desire to improve, our leadership listens to these ideas, and we work hard to create a culture where eliminating waste and providing defect free product is a way of life. Harness that energy and provide them with the finest equipment available, and you have the DNA and makings of one of the most formidable metal contract manufacturers around. That's Tongrun.

  • Decoiling and automated shearing
  • Stamping: Up to 400 tons
  • Lasers: Amada and Bystronic; up to 3500 watts
  • Turrets: Amada and Wiedemann with fully-automated FMS material systems
  • Press brakes: Amada and Bystronic up to 220 tons
  • Panel benders: fully-automated Salvagnini panel bending systems
  • Spot welders: aluminum and steel capability along with multi-head systems
  • Welding: MIG and TIG welding stations
  • Robotic Welding: ABB multi-axis robotic systems


Tongrun does metal. From fabricated components to complex assemblies, Tongrun provides simple, straight-forward solutions for your sheet metal requirements. Our cost structure along with our in-depth knowledge of the U.S. market provides Tongrun the foundation to be one of the most progressive and comprehensive contract manufacturers in the sheet metal industry.

Our reputation is our biggest asset. That's why we choose to do it right the first time. Every time. We believe that our relentless drive to eliminate waste matched with our disciplined approach to process repeatability, gives our customers confidence and allows them to depend on Tongrun for their long-term growth.


Tongrun International is the global account management and engineering support team for The Tongrun Group (Precision Metals Div) in the United States. The Tongrun Group is headquartered in the City of Changshu, Province of Jiangsu, China (1.2 hrs NW of Shanghai)

  • Started in 1952; Shenzhen Stock Exchange (002150)
  • State-of-the-art automation with over 1.46M square feet of manufacturing space
  • ISO 9001:2000; ISO 14001:2004
  • 3500 employees; 600 engineers and technicians
  • 15km from world-class Changshu Port

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Tongrun International offers precision sheet metal fabrication and assembly serivices.