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Premium USB & Data Cables Manufactured in Dongguan

Dongguan Zhengbili Technology Co., Ltd. is a professional manufacturer specializing in pure copper power and data cables since 2019. We offer high-speed charging, durable magnetic connectors, and OEM/ODM solutions with full control over R&D, materials, and delivery.

USB Cables Collection

About Zhengbili Technology

Founded in 2019, we are a vertically integrated manufacturer of high-performance USB data and power cables based in Dongguan, China.

Factory Interior

Dongguan Zhengbili Technology Co., Ltd. specializes in the R&D and production of pure copper data lines including USB A to C, C to C, A to Micro, and magnetic charging cables. Our board members have extensive experience in cable and power cord manufacturing, ensuring top-tier quality from raw material sourcing to final delivery.

We operate a complete industrial chain with on-site monitoring of quality and delivery timelines. Our dedicated R&D team and in-house cable laboratory allow us to innovate rapidly and meet evolving market demands.

  • Full in-house production control
  • Dedicated cable laboratory
  • Experienced technical team
  • OEM/ODM support available

Our Product Range

High-quality USB cables engineered for speed, durability, and reliability

USB A to C Cable

USB A to C Cable

High-speed charging and data transfer with pure copper core for maximum conductivity.

  • • Pure copper conductor
  • • 5A fast charging
  • • Nylon braided durability
  • • 1m / 2m / 3m options
Type-C to Type-C Cable

Type-C to Type-C Cable

Next-gen USB-C cable supporting PD 3.0 and USB 3.1 standards for laptops and smartphones.

  • • USB 3.1 Gen 2 support
  • • 100W Power Delivery
  • • E-Mark chip integrated
  • • 4K video pass-through
Micro USB Cable

Micro USB Cable

Reliable charging solution for older Android devices and industrial equipment.

  • • 2.4A charging output
  • • TPE flexible jacket
  • • Gold-plated connectors
  • • 1.5m / 2m / 3m lengths
Magnetic Data Cable

Magnetic Data Cable

Breakaway magnetic connector for safe and convenient charging.

  • • 5A fast charging
  • • 360° magnetic rotation
  • • Over-current protection
  • • A-C / C-C / Micro variants
Fast Charging Cable

Fast Charging Cable

Optimized for quick charge protocols including QC 3.0, VOOC, and SCP.

  • • QC 3.0 / 4.0 compatible
  • • 65W max power
  • • Smart IC detection
  • • 1m / 2m / 3m options
Custom OEM Cable

Custom OEM Cables

Tailored solutions for brands, enterprises, and industrial applications.

  • • Custom lengths & colors
  • • Logo printing available
  • • Packaging customization
  • • MOQ: 500 pcs
USB Extension Cable

USB Extension Cable

Extend your reach without sacrificing charging speed or data integrity.

  • • Active signal boosting
  • • Up to 5m length
  • • Shielded for EMI protection
  • • A-A / A-C configurations
Industrial Data Cable

Industrial Data Cable

Ruggedized cables for medical, factory, and automation systems.

  • • High-temperature resistant
  • • IP67 waterproof rating
  • • Anti-interference shielding
  • • Custom connector types

Why Choose ZNBLLII?

We combine innovation, quality, and service to deliver superior cable solutions

100% Pure Copper

Maximizes conductivity and reduces heat for safer, faster charging.

Fast Charging

Supports up to 100W PD and QC 4.0 for rapid device charging.

In-House R&D

Dedicated lab and engineering team for continuous innovation.

OEM/ODM Support

Custom branding, packaging, and design for your business needs.

2019
Founded
50+
Countries Served
10M+
Units Shipped
99.8%
Customer Satisfaction

Frequently Asked Questions

What types of USB cables do you manufacture?

We produce a wide range including USB A to C, C to C, A to Micro, magnetic data cables, fast charging cables, and custom OEM solutions for industrial and consumer applications.

Do you support OEM/ODM orders?

Yes, we offer full OEM/ODM services including custom lengths, colors, logos, packaging, and connector types. Minimum order quantity starts at 500 pieces.

What is your production capacity?

With a complete industrial chain and in-house R&D, we can scale production rapidly to meet large-volume demands with consistent quality control.

How do you ensure cable quality?

We have an on-site cable laboratory for testing conductivity, durability, heat resistance, and signal integrity. All products undergo strict QC before shipment.

What are your main markets?

Our cables are exported globally, serving clients in North America, Europe, Southeast Asia, the Middle East, and South America.

Get in Touch

Reach out to our sales team for quotes, samples, or technical support.

Aiguo

Sales Manager

+86 13144944466

WhatsApp: 13144944466

Email: Aiguo@znbllii.com

Mike William

International Sales

+86 17316888805

WhatsApp: 17316888805

Email: Mike@znbllii.com

Eileen

Customer Service

+86 13392325831

WhatsApp: 13392325831

Email: Eileen@znbllii.com

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