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Precision Ignition Coils for Modern Vehicles

Ruian HOSH Auto Electric Co., Ltd. – Over 20 years of expertise in manufacturing high-performance dry and pen ignition coils trusted by automotive professionals worldwide.

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About HOSH

WHO WE ARE

Ruian Hongsheng Auto Electric Co., Ltd. was founded in 2000 and is located in Ruian City, Zhejiang Province — a renowned hub for auto and motorcycle parts in China.

We are an integrated professional enterprise specializing in the research, development, manufacturing, and sales of dry ignition coils and pen ignition coils.

Our products lead the industry in both appearance and internal quality. With a commitment to continuous innovation and excellence, we serve customers across the United States, Europe, Southeast Asia, and the Middle East.

  • 20+ Years of Industry Experience
  • Annual Output of 5 Million Ignition Coils
  • Exported to Over 50 Countries
  • ISO & Environmental Compliance
HOSH Manufacturing Facility

Our Philosophy

Professional Development

"Professional development of all kinds of new models of products, the pursuit of better" is our working spirit.

Integrity-Based Service

"Integrity-based, passionate service" is our business philosophy — ensuring trust and reliability.

Customer First

Customer satisfaction, continuous improvement, and sincere service are our founding principles.

Product Center

Striving for better, striving for stronger — our ignition coils are engineered for durability, efficiency, and precision performance.

HS-8424 Ignition Coil

HS-8424

With Module, 4 Pins

  • High-voltage output stability
  • Integrated control module
  • OE replacement standard
HS-8423 Ignition Coil

HS-8423

4 Pins

  • Durable epoxy sealing
  • Optimized for fuel efficiency
  • Wide temperature tolerance
HS-8422B Ignition Coil

HS-8422B

4 Pins

  • Enhanced electromagnetic shielding
  • Low energy loss design
  • Corrosion-resistant housing
HS-8422A Ignition Coil

HS-8422A

4 Pins

  • Precision-wound coil
  • High dielectric strength
  • Long service life
HS-8422 Ignition Coil

HS-8422

4 Pins

  • OE-compliant waveform output
  • Thermal overload protection
  • Easy plug-and-play installation
HS-8421B Ignition Coil

HS-8421B

3 Pins

  • Compact pen-type design
  • Direct cylinder mounting
  • Reduced EMI interference
HS-8421 Ignition Coil

HS-8421

3 Pins

  • High spark energy delivery
  • Robust insulation materials
  • Consistent performance under load
HS-8420B Ignition Coil

HS-8420B

3 Pins

  • Advanced heat dissipation
  • Resistant to vibration and shock
  • Compatible with multiple ECU types
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Why Choose HOSH Ignition Coils?

Advanced Engineering

Precision-wound coils with high-purity copper and advanced insulation materials ensure optimal spark delivery and longevity.

Industrial-Grade Manufacturing

State-of-the-art production lines and strict quality control ensure every coil meets or exceeds OE standards.

Global Export Experience

Trusted by distributors and repair shops in the USA, Europe, Southeast Asia, and the Middle East.

Reliability & Durability

Engineered to withstand extreme temperatures, moisture, and vibration for long-term performance.

Certified Quality

Compliant with environmental and safety standards. Completed environmental protection acceptance for 5 million units/year.

Dedicated Support

Our team provides technical guidance, product matching, and responsive customer service.

Production Environment

Pursuit of excellence in every process

Production Line

Our manufacturing facility in Ruian, Zhejiang is equipped with modern automation systems and adheres to strict environmental and safety protocols.

From raw material inspection to final testing, every ignition coil undergoes multiple quality checks to ensure consistent performance and reliability.

We completed the Environmental Protection Acceptance Report for our new project with an annual output of 5 million ignition coils, reflecting our commitment to sustainable manufacturing.

By The Numbers

20+
Years in Business
5M
Annual Production
50+
Countries Served
100%
Quality Tested

Enterprise News

Environmental Protection Acceptance Report

Completion of the new project with an annual output of 5 million ignition coils.

Published on: 2022-10-01

Principles and Maintenance of Automotive Circuits

Insights into maintaining optimal performance of vehicle electrical systems.

Published on: 2023-03-13

Common Diagnostic Methods for Electrical Faults

Practical approaches to identifying and resolving ignition and circuit issues.

Published on: 2023-03-13

Frequently Asked Questions

What types of ignition coils do you manufacture?

We specialize in dry ignition coils and pen-type ignition coils, including models such as HS-8424, HS-8423, HS-8422 series, and more.

Are your products OE-compatible?

Yes, all our ignition coils are designed to meet or exceed original equipment specifications for reliable fit and performance.

Which markets do you export to?

Our products are exported to the United States, Europe, Southeast Asia, the Middle East, and many other regions worldwide.

Do you offer private labeling or OEM services?

Yes, we welcome OEM and ODM合作 (cooperation) for branding, packaging, and custom specifications.

How can I request a product catalog or pricing?

Please visit the official website to access the full product catalog and contact information for inquiries.

Get in Touch

For product inquiries, technical support, or partnership opportunities, please reach out through the official website.

Contact Information

0086-577-65337627

Manager Zhang: 13780168777

Manager Zhang: 13806802157

hosh@cnhosh.com

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