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Changjia Electronics

A Professional Cable Manufacturer for Speaker Cables, USB Data Cables, and A/V Cables with 18+ Years of OEM/ODM Experience

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About Changjia Electronics

Founded in 2007, Changzhou Changjia Electronics Co., Ltd is a specialized cable manufacturer located in Jiangsu Province, China — just two hours from Shanghai. With over 18 years of OEM/ODM experience, we have built a reputation for high-quality, reliable cable solutions trusted by partners worldwide.

Our 8,000-square-meter workshop employs more than 100 skilled workers, with over 10% dedicated to research and development and quality assurance. This ensures every product meets the highest standards of performance and durability.

18+
Years Experience
100+
Employees
8,000m²
Workshop Area
2-3 Days
Sample Delivery
Changjia Electronics Manufacturing Facility

Our Products

We specialize in high-performance cable assemblies designed for audio, video, and data transmission. All products are available for OEM/ODM customization.

Amplifier Wiring Kit

Amplifier Wiring Kit

Complete wiring solution for audio amplifiers with high-conductivity copper and durable insulation.

  • • 16AWG/14AWG options
  • • PVC or OFC insulation
  • • Custom lengths available
Speaker Cable

Speaker Cable

High-fidelity speaker cables for professional and consumer audio systems.

  • • 12AWG to 20AWG
  • • Oxygen-free copper (OFC)
  • • Low resistance & high durability
USB Data Cable

USB Data Cable

High-speed USB 2.0/3.0 cables for data transfer and charging.

  • • USB-A to USB-B/Micro/Type-C
  • • Up to 5Gbps transfer speed
  • • 1m to 5m standard lengths
HDMI Cable

HDMI Cable

4K/8K HDMI cables supporting high-bandwidth digital content.

  • • HDMI 2.0/2.1 compliant
  • • Supports HDR & Ethernet
  • • Gold-plated connectors
A/V Cable Assembly

A/V Cable Assembly

Composite audio/video cables for legacy and industrial applications.

  • • RCA connectors (Red/White/Yellow)
  • • Shielded for noise reduction
  • • Custom configurations
Industrial Control Cable

Industrial Control Cable

Durable multi-core cables for machinery and automation systems.

  • • 2 to 12 cores
  • • Flexible PVC jacket
  • • High temperature resistance
Power Cable Assembly

Power Cable Assembly

IEC and NEMA standard power cords for electronics and appliances.

  • • IEC 60320 types
  • • 10A to 16A ratings
  • • VDE/UL certified options
Custom Cable Harness

Custom Cable Harness

Tailored wiring harnesses for OEM integration in electronics and machinery.

  • • Full design & prototyping
  • • 2–3 days sample turnaround
  • • RoHS & REACH compliant

Why Choose Changjia?

We combine advanced manufacturing, strict quality control, and fast service to deliver reliable cable solutions globally.

Quality Assurance

Over 10% of our team is dedicated to R&D and quality control. We conduct rigorous testing for conductivity, durability, and safety compliance.

Fast Turnaround

Samples ready in just 2–3 days. Rapid prototyping and short lead times for mass production ensure your project stays on schedule.

OEM/ODM Expertise

18+ years of experience in custom cable design and manufacturing. We support full OEM/ODM services from concept to delivery.

Global Reach

Trusted by clients across North America, Europe, and Asia. We ship worldwide with reliable logistics partners.

Certified Standards

Our products meet RoHS, REACH, and other international compliance standards. UL, VDE, and CE certifications available.

Dedicated Support

Our sales and engineering teams provide responsive, multilingual support to ensure your needs are met efficiently.

18+
Years in Business
100+
Employees
8,000m²
Workshop Area
2-3
Days Sample Time

Frequently Asked Questions

What is your minimum order quantity (MOQ)?

Our standard MOQ is 1,000 pieces per model, but we can discuss lower quantities for sample or trial orders.

How long does it take to receive a sample?

Samples are typically ready within 2 to 3 working days after confirmation of specifications.

Do you offer OEM/ODM services?

Yes, we have over 18 years of experience in OEM/ODM manufacturing and can support full custom cable design and branding.

Are your products RoHS compliant?

Yes, all our cables are RoHS and REACH compliant. We can also provide UL, VDE, or CE certifications upon request.

Where is your factory located?

Our factory is located at 2# Longhui Road, South Area, Wujin High-Tech Development Zone, Changzhou City, Jiangsu Province, China.

How do I request a quote?

Please contact us directly via email or phone with your specifications, and we’ll provide a detailed quote within 24 hours.

Get in Touch

Reach out to us for quotes, samples, or technical support.

Phone

0086-519-83605218

0086-519-88310188

Fax

0086-519-83605208

0086-519-88310288

Email

[email protected]

WeChat

+86-13775189688

Skype

bltcz1

Address

2# Longhui Road, South Area, Wujin High-Tech Development Zone, Changzhou City, Jiangsu Province, P.R.China

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