世一精密塑胶

Smooth Braking, Precise Control

20 Years of Expertise in Bicycle Brake System Manufacturing

Tianjin Shiyi Precision Plastic Co., Ltd., established in 2004, is a manufacturer specializing in brake systems for bicycles, mountain bikes, Children bikes, student bikes, stunt bikes, and shared bikes. Our annual production reaches 6 million pairs of all-aluminum brake levers and 4 million pairs of plastic brake levers.As a company with its own intellectual property, our quality management system has been certified under the ISO9001 standard.

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20+

Years of Expertise in Professional Brake System Manufacturing

6000K+

Annual Production and Delivery of All-Aluminum Brake Levers

4000K+

Annual Production and Delivery of Plastic Brake Levers

100+

Global Partner Clients

Precise Braking,
Empowering You to Control Every Journey

Brake Lever Products

Lady Bike

Mountain Bike

Children Bike

Student Bike

Stunt Bike

Shared Bike

01 /06

Effortless Parking, Offering Stable Support for Your Bike

Kickstand Products

Electric Bike

Bike

Scooter

0/03

Why Choose Us for Your Bicycle Parts?

Superior Craftsmanship

We use the latest manufacturing technologies to ensure that every product is produced to meet strict quality standards. Additionally, our workshop is equipped with a team of experienced craftsmen who focus on every detail, ensuring that each product undergoes rigorous inspection and testing.

Why Choose Us for Your Bicycle Parts?

Strict Quality Control

Our production workshop also implements strict quality control measures, with close monitoring at every stage from raw material procurement to final product delivery to ensure product stability and reliability. Most importantly, we continuously invest in research and innovation, striving to provide safer and more reliable braking systems to meet the evolving demands of the market.

Why Choose Us for Your Bicycle Parts?

Focus on Details

Our production workshop has a team of experienced craftsmen who focus on every detail, ensuring that each braking system undergoes rigorous inspection and testing.

Our Clients

Our annual production reaches 6 million pairs of all-aluminum brake levers and 4 million pairs of plastic brake levers. As a company with its own intellectual property, our quality management system has been certified under the ISO9001 standard.