
SHENZHEN JDD TECH NEW MATERIAL CO., LTD designs and manufactures modified polymer protective materials, including functional cable sleeves and conduits, with strong R&D and quality control for demanding applications.
SHENZHEN JDD TECH NEW MATERIAL CO., LTD specializes in modified polymer protective materials for cable and hose protection. Its core product range includes functional protective sleeves such as nylon textile sleeve, braided sleeving, self-closing wrap sleeves, spiral guards, fire sleeves, and corrugated flexible conduit, as well as functional monofilaments.
The company’s products are engineered to support performance needs such as abrasion resistance, thermal insulation, noise reduction, fire protection, and additional safety functions including anti-impact, EMI shielding, and anti-burst protection. These solutions are widely applied across automotive wiring harness and fluid pipeline systems, new energy vehicle high-voltage harness and battery systems, engineering machinery, rail transit, and communication electronics, as well as emerging sectors including aerospace, medical equipment, ocean engineering, high-tech ships, photovoltaic, and wind power.
With an experienced R&D team and a precise quality control system, the company supports OEM and ODM projects and develops new products in response to market and customer requirements.

The company integrates design, R&D, production, and sales of modified polymer protective materials, serving global customers that require reliable cable and fluid-line protection in demanding environments.
Products are used in automotive wiring harness systems and fluid pipeline systems to deliver wear resistance, thermal insulation, and noise reduction, supporting higher reliability and vehicle safety.
Solutions support abrasion resistance, EMI shielding, anti-impact protection, and identification needs for high-voltage wiring harnesses and related EV systems.
Protective sleeves and conduits are applied in engine, hydraulic power, and control systems to provide wear resistance, anti-burst performance, anti-impact protection, anti-static support, and thermal insulation.
Products are used in rail transit wire harness systems for wear resistance, EMI shielding, sealing, anti-gravel impact, and fire prevention to enhance operational stability and safety.
Solutions are applied to wire harnesses in network data centers, mobile communication systems, and consumer electronics, improving protection while supporting installation and maintenance efficiency.
Manufacturing and product compliance are aligned with internationally recognized requirements, supporting high-level buyer expectations across European, American, and other markets.
An experienced R&D team supports product design and development for market and customer requirements, with OEM and ODM services available.
Send an enquiry to learn more about their capabilities and request custom quotes.