Expert wiring harness manufacturing in China
Automated cutting + precise routing, 24-hour quick response after-sales, fast global delivery, quality-driven connections, and efficient cooperation.
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Automotive-grade wiring harnesses in motorcycles
High-frequency anti-vibration structure, automotive-grade manufacturing quality control, and rider-level fast response help you drive worry-free in all weather conditions.
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Agricultural machinery wiring harness manufacturing in China
Customized adaptation allows your agricultural machinery to gallop across the fields regardless of wind and rain
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Lifetime warranty for home wiring harnesses
Resistant to bending thousands of times, lifetime warranty, flexible customization and adaptable to smart home
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Professional switch manufacturer
100,000 times life verification, lifetime warranty, reliable control of every contact
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Strong Capabilities In Research And Development

Customized services can be provided according to customer needs

Comprehensive Solutions

Annual output of automotive wiring harnesses exceeding 300,000+ units

Through precision sourcing globally and localization solutions domestically, we enable you to achieve cost control and efficiency optimization.

Customizable Products

Dedicated 1-on-1 support for your customization requirements

Every order comes with a dedicated specialist to address your product needs and ensure smooth delivery.

Rigorously Controlled

High Yield Rate | Rapid Prototyping to Final Delivery

Our wiring harnesses strictly adhere to the highest industry standards to provide long-lasting and reliable protection for your products.

20+

Manufacturing Experience

30+

Technical Staff

30+

Serving The Country

10000
square meters of production facilities
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JinHaiFab - China Professional Wire Harness Processing Factory

JinHai provides wire harness processing services for the production of various wire harnesses and their components. We offer a variety of processing techniques, including crimping, welding, soldering, and assembly. Our engineers can customize wire harness designs based on 3D models, bending, and customizing them to meet customer needs.

We are equipped with advanced manufacturing equipment, including specialized tools. JinHai possesses high-quality crimping equipment, testing equipment, and other essential tools for wire harness manufacturing.

JinHai also boasts state-of-the-art manufacturing facilities in China, enabling efficient manufacturing and quality control throughout key wire harness processes. Industries as diverse as automotive, motorcycle, agriculture, and home appliances can benefit from our wire harness manufacturing services.

If you need custom wire harness manufacturing or OEM services, please choose JinHai as your manufacturer!

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Customize Any Harness For Your Project

JinHai has a comprehensive range of wire harness processing services that can be customized to your specific design, size, mechanical properties, electrical performance and other requirements. Our engineers can customize your order through the following services and processes:

In addition, JinHai is also an expert in terminal manufacturing, connector manufacturing, cable tie manufacturing, protective material manufacturing, switch manufacturing, etc.

Advantages
Rapid Prototyping And On-demand Manufacturing
JinHai offers both low-volume and high-volume production services. We are fully capable of providing you with the optimal solution. Choose our manufacturing services to customize any wire harness or switch. With over 20 years of experience in wire harness manufacturing, we have served over 3,000 customers worldwide.
● JinHai provides the most cost-effective prototyping solutions with instant quotes and fast delivery.
● Our small batch order service is production quality and can help you quickly validate your market.
● JinHai's on-demand manufacturing services can reduce your costs and provide you with the best product experience.
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Recent Product

Customized Wire Harness Manufacturing For Different Industries

JinHai can manufacture various types of wire harnesses for your application, just send us your drawings and get our best quote.

Automobiles

JinHai can produce automotive parts, engine compartment wiring harness/body wiring harness/chassis wiring harness etc through our strong R&D and manufacturing capabilities.

Motorcycles

JinHai produces motorcycle parts, head harnesses/body harnesses/steering harnesses, etc. through automotive-grade standard harness manufacturing capabilities.

Agriculture

JinHai can produce agricultural wiring harnesses such as cab wiring harnesses, work equipment wiring harnesses, sensor wiring harnesses, etc. by taking advantage of the wide range of materials used.

Home Appliances

JinHai can produce main power wiring harness/mainboard wiring harness/motor wiring harness/operation panel wiring harness, etc. through a wide range of product layout.

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Why JinHai Is Trusted By 1000+ Clients

Our wire harness manufacturing brings many benefits to many industries, businesses or projects. The following are the advantages of our services.

Affordable And Fast Production

We can quickly process orders, centralize raw material procurement, and produce different types of finished products simultaneously. JinHai provides fast production while ensuring high quality. Our large-volume and long-term orders also enable us to provide more cost-effective wire harness manufacturing services.

Excellent Flexibility And Lightweight

Through our advanced wiring harness manufacturing process, we can use more flexible products while also having relevant properties such as high temperature resistance, wear resistance, corrosion resistance, waterproof and dustproof.

Wide Range Of Materials And Techniques Used

We are experts in wire harness manufacturing for different industries. These technologies enable us to produce complex wire harnesses with additional complex features, such as steering systems, instrument systems, multimedia systems, etc. The various wire harness materials we use can withstand electrical, high temperature, corrosion and various working conditions.

Customer-centric Material Solutions

We strictly follow the materials specified by the customer. If there are no specified materials, we can also provide customers with alternative solutions to meet customer needs.

Wide Range Of Business

JinHai has high-quality manufacturing capabilities and a wide production area. These capabilities enable us to produce products for the automotive, agricultural machinery, motorcycle, home appliance and other industries in different regions to avoid low-level problems.

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Multiple Options
We offer a variety of options based on your product's application and performance requirements. If existing materials don't meet your needs, we can customize materials with specialized properties.
Provide More Professional Equipment
Use different machines for wire harness processing to ensure product quality.
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Our Amazing Clients

For more than 20 years, we have worked closely with many outstanding clients, helping each of our partners to grow their business and develop their careers.

What Our Customer Say

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Andrew Hayes

The Geely special wiring harness is tightly sealed, and the original plug is plug and play. The modified audio system lights up once, saving 3 hours of labor costs!

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Samuel Pierce

The protective layer of the high-voltage wiring harness for electric vehicles is too solid! Experienced the test of -30 ℃ in winter and summer in the north, the insulation layer is not aging, and the sense of security is fully enhanced.

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Ethan Reed

The car wiring harness purchased in bulk for the repair shop has a uniform gold plating layer on the terminals, and the three-year repair rate is almost zero. Customers have never complained about poor contact again.

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Ryan Bennett

Motorcycle modification wiring harness is too resistant! During the 200km long drag racing in rainstorm, the flame retardant plastic sleeve covered by the harness did not drip, and the circuit was still stable.

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Patrick Walsh

The lightweight design of electric bicycle wiring harness is really great! The weight has been reduced by 30% compared to the original factory, and the battery life has increased by 5 kilometers. The wiring is also particularly neat.

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Shams W.Pawel

The ultra flexible wiring harness of the rice transplanter is too considerate! The curved part is protected by a spiral sheath, and the core has not broken even after frequent twisting for more than ten thousand times, with a longer lifespan than the machine.

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Bradley Stone

Smart Home Bus Bundle Saves Obsessive Compulsive Disorder! 0.5mm ² ultra-fine wire core integrates 8 signals, with one buried wall pipe threaded through. The electrician praises their professionalism.

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