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Liansi Sleeve – Precision Cable Protection

Premium Expandable Braided Sleeves, EMI Shielding, Heat Resistant Tubing & Automotive Wire Harness Solutions

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Trusted Cable Protection Since 2004

Dongguan Liansi Electronics Co., Ltd. has been a leading innovator in braided casing and insulation protection solutions since 2004. As a national high-tech enterprise certified in 2011, we specialize in advanced wire harness sheaths for critical applications across industries.

We are proud to be a secondary supplier to Tesla, with over a dozen of our products integrated into their electric vehicles. Our commitment to excellence is reflected in our certifications: IATF 16949 (Automotive), ISO 13485 (Medical), GJB 9001C-2017 (Military), and TB/T3139 (Rail).

1

Invention Patent

18

Utility Model Patents

Liansi Factory

Our Premium Products

Engineered for durability, flexibility, and performance in extreme environments — from aerospace and medical devices to automotive and robotics.

Copper Core Braided Sleeve

Copper Core Braided Sleeve

Full-size tinned plating for superior conductivity and EMI shielding. Ideal for high-frequency signal protection.

  • • High conductivity & EMI resistance
  • • Tinned copper for corrosion resistance
  • • Expandable design for easy installation
Self-Closing Wrap

Self-Closing Wire Wrap (S6)

Smooth, lightweight black sleeve for effortless cable organization without tools.

  • • Tool-free installation
  • • Reusable and flexible
  • • UV and abrasion resistant
Carbon Fiber Sleeve

Carbon Fiber Braided Sleeve

High-temperature resistant, lightweight, and strong. Perfect for aerospace and motorsports.

  • • Withstands up to 600°C
  • • Excellent tensile strength
  • • Low thermal expansion
Heat Shrink Tubing

Silicone Heat Shrink Tube

Flexible, flame-retardant insulation for high-vibration and high-heat environments.

  • • -60°C to 200°C operating range
  • • High flexibility and cut resistance
  • • Meets automotive and industrial standards
Nomex Braided Sleeve

Nomex Braided Sleeve

Durable, flame-resistant aramid fiber sleeve for extreme thermal and mechanical protection.

  • • Self-extinguishing
  • • Resists oils and solvents
  • • Used in military and aviation
Tinned Copper Braided Sleeve

Tinned Copper Braided Sleeving

With crimping terminal for secure grounding and EMI shielding in industrial systems.

  • • Excellent electrical continuity
  • • Corrosion-resistant plating
  • • Custom lengths and terminals
PET Braided Sleeve

PET Expandable Braided Sleeve

Eco-friendly, chemical-resistant sleeve for general-purpose cable bundling.

  • • Recyclable polyester material
  • • UV and moisture resistant
  • • 4mm standard diameter
316L Stainless Steel Sleeve

316L Stainless Steel Braided Sleeve

Corrosion-resistant, high-strength sleeve for endoscope insertion tubes and medical devices.

  • • Biocompatible and sterilizable
  • • Resists saltwater and acids
  • • ISO 13485 certified production
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Why Choose Liansi Sleeve?

Certified Quality

IATF 16949, ISO 13485, GJB 9001C, and TB/T3139 certified manufacturing processes.

High Performance

Engineered for extreme temperatures, EMI shielding, and mechanical durability.

Global Supply

Trusted by clients across North America, Europe, and Asia in medical, automotive, and aerospace sectors.

Custom Solutions

We offer OEM/ODM services with custom sizing, materials, and certifications.

20+

Years in Business

19

Patents Held

50+

Countries Served

10M+

Units Shipped Annually

Frequently Asked Questions

What materials do you offer for braided sleeves?

We offer sleeves in PET, nylon, Nomex, Kevlar, carbon fiber, copper, tinned copper, 316L stainless steel, and cotton. Each material is selected for specific performance needs like heat resistance, EMI shielding, or flexibility.

Are your products RoHS and REACH compliant?

Yes, all our products comply with RoHS, REACH, and other international environmental standards. We also provide TVOC certification upon request.

Can I get custom lengths or colors?

Absolutely. We support OEM/ODM orders with custom diameters, lengths, colors, and end treatments such as crimping terminals or heat shrink caps.

Do you supply samples?

Yes, we offer free samples for evaluation. Please contact us with your requirements and shipping address.

Get in Touch With Us

Reach out for quotes, samples, or technical support. Our team is ready to assist with your cable protection needs.

Company: Dongguan Liansi Electronics Co., Ltd.

Contact: Ms. Alin / Ms. Cassie

Phone: +86 13539091423

Email: [email protected]

Office Address: No. 7, Xingye Fourth Road, Qinghu, Qingxi Town, Dongguan, Guangdong, China

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