Welcome to Wuxi Tongbao — a trusted manufacturer and supplier of precision mechanical components in China. With more than 20 years of production experience, we have built a solid reputation for delivering reliable quality and innovative solutions to customers worldwide.
Since our establishment in 2000, Tongbao has been committed to excellence in manufacturing and customer service. In 2013, we successfully passed the strict audit of TUV SÜD and obtained the Quality Management System certification granted by DAkkS, ensuring every step of our production meets international standards.
Our product range covers:
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Custom-designed parts for go-kart Industry
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Bearings & Rollers
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Industrial Sprockets & Wheels
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Mechanical parts for industrial applications
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Plastic injection parts
At Tongbao, our core philosophy is simple yet powerful: “Make better, serve better.” We strive to improve our products continuously and provide dedicated service to meet the evolving needs of our clients.
With professional quality, competitive pricing, and long-term reliability, Wuxi Tongbao is your trusted partner in mechanical solutions.
For more information, please contact us — we are always here for you.

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Our Motto
Various – One-Stop Mechanical Solutions
We supply a wide range of products including custom go-kart parts, bearings, rollers, industrial sprockets, wheels, and precision mechanical parts, providing complete solutions for global customers.
Speedy – Fast Delivery & Flexible Service
Efficiency matters. With more than 20 years of manufacturing experience and streamlined supply chain management, we ensure fast response, on-time delivery, and flexible order handling to keep your business running smoothly.
Excellent – Certified Quality Assurance
Quality is our foundation. Certified by TUV SÜD and DAkkS for our Quality Management System, we maintain strict production standards to guarantee high performance, durability, and reliability in every product we deliver.
Sensible – Competitive & Customer-Oriented
We focus on practical solutions and customer value. From competitive pricing to customized designs, our approach is sensible and client-oriented — helping you achieve the best balance between cost, performance, and long-term cooperation.
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