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STAR UNION – Precision E-Bike Components

China’s leading manufacturer of hydraulic disc brakes, lighting systems, throttles, and mid-drive components for e-bikes and pedelecs. Trusted by premium brands worldwide.

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40+ Years of Engineering Excellence

Founded in 1985 as Jiande Wuxing Bicycle Co., Ltd., we entered the bicycle industry in 1992 and began specializing in electric bicycle components in 1997. In 2010, STAR UNION was established as a high-end business division focused on innovation, quality, and international standards.

We are the first and only component manufacturer in China to operate a CNAS-accredited laboratory, ensuring rigorous testing and compliance with American and European market requirements.

  • Over 300 patented inventions
  • 100% quality guarantee
  • OEM/ODM customization services
  • 24-hour after-sales support
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STAR UNION Factory

Our Premium Products

From hydraulic disc brakes to intelligent lighting and control systems, STAR UNION delivers cutting-edge components engineered for performance, safety, and durability.

EA200 Hall Sensor Throttle

EA200 Hall Sensor Throttle

Dual Hall sensor design for enhanced safety and runaway prevention. Ideal for high-performance e-bikes.

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QD472 Headlight

QD472 Multi-Function Headlight

Daytime running light with high visibility and energy efficiency. Designed for European safety standards.

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SW102/T Switch

SW102/T Electric Brake Lever

Improved structural strength with responsive braking. Compatible with most e-bike models.

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277X.HT725 Switch

277X.HT725 Electric Lock Switch

High-strength safety control switch with durable housing. Ensures secure operation.

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Hydraulic Disc Brake

E-Hydraulic Disc Brake System

Advanced hydraulic braking with CBS integration. Superior heat dissipation and fade resistance.

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Mid Drive Motor

Mid Drive Motor System

High-torque mid-motor with intelligent HMI controls. Seamless integration with displays.

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Disc Rotor

Precision Disc Rotor

Laser-cut stainless steel rotor with anti-warp design. Optimized for high-speed braking.

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Turn Signal Light

LED Turn Signal & Rear Light

Waterproof and shock-resistant lighting with wide beam angle. Enhances rider visibility.

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Why Choose STAR UNION?

Engineered for excellence, trusted by global brands.

Quality Assurance

100% quality guarantee. We take full responsibility for any quality issues and ensure every component meets international standards.

Innovation & R&D

Over 300 patented inventions. Our R&D team includes experts in electronics, structural engineering, and software.

OEM/ODM Services

Customized solutions tailored to your brand’s needs. From design to production, we support your vision.

CNAS Laboratory

The only component manufacturer in China with a CNAS-accredited lab, ensuring rigorous testing and compliance.

24-Hour Support

Our team responds to all inquiries within 24 hours and is available for emergency support when needed.

Global Standards

Products designed to meet European and American market requirements, ensuring safety and reliability.

40+
Years in Business
300+
Patents Held
1
CNAS Lab in China
24h
Support Response

Frequently Asked Questions

Find answers to common inquiries about our products and services.

What is the lead time for custom orders?

Typically 30-45 days depending on order size and customization level. We provide updates throughout production.

Do you offer samples?

Yes, we provide samples for evaluation. Contact us for sample requests and shipping details.

Are your products compliant with EU and US regulations?

Yes, all products are designed and tested to meet CE, RoHS, and other relevant international standards.

Can you customize packaging and branding?

Absolutely. We offer full OEM/ODM services including custom logos, packaging, and technical documentation.

What is your warranty policy?

We offer a 12-month warranty on all components. Any quality-related issues are fully covered.

Get in Touch

Ready to partner with STAR UNION? Reach out to discuss your project or request a quote.

+8618768171647
[email protected]
No.1 Zhongyue Road, Chengnan Industrial Zone, Meicheng Town, Jiande City, Zhejiang Province, China, 311600
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