Quality

Quality Excellence Certified by ISO 9001:2015

Changzhou Jingyuan Noise Controlling Material Co., Ltd. has been awarded the ISO 9001:2015 Quality Management System certification, reaffirming its commitment to excellence in manufacturing and service delivery. The certification covers the production of acoustic enclosures, noise barriers, and soundproof panels — core products that demonstrate the company’s technical expertise and industry leadership.

This certification reflects Jingyuan’s consistent adherence to international quality standards and continuous improvement. Regular surveillance audits will be conducted to ensure ongoing compliance and performance excellence.

Jingyuan — Engineering silence with quality you can trust.

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Certification of "Jingyuan" Trademark

The "Jingyuan" (静远) brand is officially certified by the China National Intellectual Property Administration (CNIPA) under Trademark Registration No. ZC4030062. This trademark is registered for Class 17 products, including acoustic insulation materials, glass fiber insulation products, polymer synthetic materials, and other specialized fields.

The name "Jingyuan" embodies profound cultural meaning:

• Jing (静): Symbolizes the exceptional performance of the products in noise control, reflecting a commitment to creating tranquil and harmonious environments.
• Yuan (远): Represents the brand’s long-term vision and dedication to technological innovation and quality advancement in the industry.