About Volsun

Volsun, founded in 2006, is a high-tech enterprise specializing in the research, development, production, and sales of polymer materials. With two major production bases in Yangzhou and Suzhou covering over 25,000 square meters, integrating R&D, manufacturing, testing, and global supply. We provide a comprehensive range of safety protection solutions, including insulation, sealing, waterproofing, thermal conductivity, electrical conductivity.

Driven by innovation, Volsun has established industry-academia-research partnerships with leading Chinese universities and has extensive patented technologies across our materials and manufacturing platforms, supporting continuous development in polymer materials and related applications. Our products include cold shrink tube, fiberglass sleeve, silicone self-fusing tape, silicone overhead line cover, thermal pad, shaft grounding ring, and various insulation products. Notably, our shaft grounding ring products, used for protecting motor bearings in new energy vehicles, are used by a broad range of leading new energy vehicle manufacturers in China.

Volsun is certified under IATF 16949 and ISO 9001 quality management systems, aligned with rigorous quality and reliability standards. As a technology-driven company, Volsun has been recognized as a National High-tech Enterprise and "Specialized, Refined, and Innovative" Enterprise. Our products are used by customers in automotive, power, and industrial applications worldwide. Product-specific compliance documentation is available based on product type and target market requirements.

We serve OEM and ODM programs for over 6,000 customers across 88 countries and regions. Committed to continuous innovation, we strive to deliver reliable protection solutions that enhance the safety and performance of your projects.

Volsun - materials innovation and application, making the world safer. Contact us to explore customized solutions for your needs.