Custom Rubber Bushings, Oil Seals & Torque Rod Bush

A global supplier of specialty rubber seals and shock absorbers

Our Products

Customized sealing and shock absorption solutions with strong R&D capabilities and industry certifications. Trusted by leading manufacturers worldwide.

Rubber Compound

Engineering Plastics Series

High-speed Rail Field

Automotive Field

Construction Machinery

Truck

Petrochemical

Wind Force

Valve Pipe

New Energy Forklift

Micro Tillage Machine

Motorcycle Series

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Can’t Find The Ideal Sealing And Damping Product For Your Industry?

We provide customized solutions for all customers and provide free samples for your use.

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Huami New Materials is a National Specialization and Special New "Little Giant" Enterprise specializing in the research and development, production and sales of special rubber materials, special modified plastic materials and related products. Tongsource Global is a wholly-owned subsidiary of Huami New Materials, engaged in the international sales of the parent company's products. Huami New Materials is a National Specialized "Little Giant" Enterprise specializing in the research and development, production and sales of special rubber materials, special modified plastic materials and related products. Tongsource Global is a wholly-owned subsidiary of Huami New Materials, engaged in the international sales of the parent company's products.

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OUR R&D CAPABILITIES

Just A Few Of Our Customers…

FROM IDEA TO REALITY

Advancing Your Ideas And Enhancing The World

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DELIVERING RESULTS

Custom Superior Seals

Find out how our advanced product solutions enhance FAW's vehicle performance, ensuring superior safety, stability and durability. Together we revolutionized the ride quality, driving experience and customer satisfaction of their vehicles.

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DELIVERING RESULTS

Advanced Rail Solutions

Discover how our innovative solutions improved CRRC's sealing and damping challenges. By meeting CRRC's sealing and damping requirements, we successfully achieved cost-effectiveness.

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DELIVERING RESULTS

Enhanced Equipment Performance

Learn how our solutions optimized and improved SANY Heavy Industry's wind turbine project, offering high-quality products, enhanced equipment stability, and reliability while reducing maintenance costs.

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DELIVERING RESULTS

Reliable Sealing for Critical Applications

Witness the impact of our reliable sealing solutions in the energy sector by partnering with CNPC. Our advanced products ensure the integrity, efficiency and safety of China's oil and gas exploration, refining and distribution operations.

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Concept-To-Commercialization Solutions That Meet Your Needs

Consultation

Our experienced team collaborates closely with you to understand your needs and deliver tailored solutions.

Design

We leverage our innovative approach to create customized solutions that meet your unique requirements.

Manufacturing

Our advanced facilities and precision manufacturing processes ensure top-quality products.

Technical Support

We offer reliable technical assistance and

ongoing support to address any inquiries or challenges.

Why Choose TONGSOURCE

Comprehensive Customization: Tailored solutions to meet your unique needs, setting us apart from off-the-shelf options.
Cutting-Edge R&D Capabilities: Advanced simulation, state-of-the-art equipment, and expertise for high-performance solutions.
Proven Industry Expertise: Trusted by renowned partners, our track record demonstrates superior solutions.
Uncompromising Quality: Rigorous testing, strict control, and adherence to standards ensure reliability.
Customer-Centric Approach: Attentive support, responsive communication, and on-time delivery for a seamless partnership.

News List

MORE NEWS

Volvo Truck Air Spring OEM 20531987 Selection, Structure & Replacement Guide

For heavy-duty long-haul and high-load operations, the air suspension system is critical to vehicle stability, ride comfort, and cargo safety. As the core load-bearing and cushioning component, the air spring (Air Spring / Air Suspension Spring) directly affects rear-axle height control, impact abso

02/2026-02

Mercedes-Benz Truck Leaf Spring Bushing (OEM 6733200050) Front Axle Selection & Replacement Guide

Mercedes-Benz Truck Leaf Spring Bushing (OEM 6733200050) Front Axle Selection & Replacement GuideMercedes-Benz Truck Leaf Spring Bushing | Front Axle Leaf Spring Bushing1. The Role of Mercedes Truck Leaf Spring Bushings in the Suspension System (Must Read)In the front axle suspension system of Merce

30/2026-01

Scania Truck Engine Mount OEM 1336882 / 1371725 Replacement & Selection Guide

Scania Truck Engine Mount (Scania Truck Engine Mount) OEM 1336882 / 1371725 Replacement & Selection GuideFor long-haul, heavy-load Scania operations, the engine mount is not just a “support part”—it is a critical NVH component that directly affects powertrain reliability, comfort, and vehicle servic

29/2026-01

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Still not sure it’s possible?

Looking for something specific? Get in touch with our specialist teams by filling in the contact form. We’re ready to meet your next challenge.

Can’t Find The Ideal Sealing And Damping Product For Your Industry?

Consultation

Design

Manufacturing

Technical Support

Why Choose TONGSOURCE

Volvo Truck Air Spring OEM 20531987 Selection, Structure & Replacement Guide

Mercedes-Benz Truck Leaf Spring Bushing (OEM 6733200050) Front Axle Selection & Replacement Guide

Scania Truck Engine Mount OEM 1336882 / 1371725 Replacement & Selection Guide

Still not sure it’s possible?

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