Vietnam has rapidly emerged as a critical node in the global automotive supply chain. With the rise of domestic giants like VinFast and the relocation of international manufacturing hubs to industrial zones in Hai Phong, Da Nang, and Binh Duong, the demand for high-precision components like brake bleeder screws has reached an all-time high. Manufacturers in Vietnam are increasingly focusing on localized production to support the thriving motorcycle market—Vietnam being one of the largest motorbike consumers globally—where hydraulic braking systems are standard.
As a leading supplier, we recognize that the humid tropical climate of Vietnam requires specific anti-corrosion treatments for automotive fasteners. Our bleeder screws are engineered with advanced zinc-nickel plating and high-grade stainless steel to ensure longevity in coastal environments, meeting the rigorous demands of both OEM and aftermarket sectors in the region.
Global Quality Certified
Manufacturing Expertise
Pressure Testing
Screw Specifications
Yuhuan Zizel Auto Co., Ltd. is strategically located in Yuhuan, one of the largest and most renowned automotive parts manufacturing hubs in Zhejiang, China. While our roots are deep in China's industrial heartland, our strategic vision encompasses the booming Vietnam manufacturing sector. We specialize in the design, research and development, production, and after-sales services for a comprehensive range of high-quality automotive components.
As a professional manufacturer, our main focus is on providing top-tier repair and calibration equipment for both disc brakes and drum brakes. Our product portfolio includes critical components such as pistons, guide bolts, springs, cushion clips, rubber seals, and notably, precision-engineered brake bleeder screws. These components are essential for the safe operation of light-duty and commercial vehicles, ensuring air-free hydraulic systems and optimal stopping power.
Specifically designed for Vietnam's high-humidity climate, our bleeder screws undergo 120-hour salt spray testing to prevent seizing and oxidation.
Custom bleeder valve solutions for Vietnam's massive two-wheeler market, compatible with major brands like Honda, Yamaha, and local EV scooters.
Our production lines utilize automated optical inspection (AOI) to ensure thread precision and hole alignment meet 0.01mm tolerances.
Our commitment to quality is reflected in our certifications, including ISO 9001:2015 and IATF 16949:2016. Our state-of-the-art mechanical equipment and scientific management systems enable us to produce durable, high-performance products that exceed industry standards.
R&D Innovation
Premium Raw Material
Precision Testing
CNC Machining
QC & Packaging
Our technical team utilizes the latest CNC Turning and Milling Machines to handle complex geometries. For the Vietnam market, where specialized thread pitches are often required for localized vehicle models, our facility can rapidly prototype and scale production to meet urgent lead times.

CNC Milling

CNC Turning

Screw Machine

CMM Inspection

Salt Spray Tester
The transition toward Electric Vehicles (EVs) in Vietnam is accelerating. Electric buses in Hanoi and Ho Chi Minh City, along with the booming electric scooter industry, require braking systems that are lighter, more durable, and require less maintenance. As a manufacturer at the forefront, we are developing titanium-alloy bleeder screws and ultra-high-strength steel variants to reduce unsprung weight while maintaining maximum safety integrity.
Furthermore, "Industry 4.0" is no longer a buzzword but a reality in our factory. By integrating AI-based monitoring into our screw machines, we can predict tool wear before it affects the quality of the bleeder screw threads, ensuring that every batch sent to our Vietnamese partners is flawless.
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