OEM / ODM Customization
QSL specializes in OEM/ODM for auto, agricultural and construction parts.
With full in-house capabilities including injection molding, stamping, bending, welding, painting and assembly, we manufacture to your drawings or co-develop designs.
Brand Partnership & Global Distribution
QSL partners with global industry leaders including Magna, Kubota and John Deere – building lasting OEM trust through integrity and manufacturing excellence.
We look forward to establishing long-term, stable with global distributors, agents, and end customers.
Photo gallery
Injection · Stamping · Bending · Welding · Painting · Assembly – all in-house.
Our Advantages
We are committed to providing riders with clear, stable, and safe helmet communication solutions—your most reliable voice companion on the road.
One-Stop Manufacturing
One-Stop Manufacturing
Full in-house capabilities from molding, stamping, bending, welding, painting to assembly – simplifying your supply chain.
20+ Years Industry Expertise
20+ Years Industry Expertise
Deep experience in auto and motorcycle parts, with thorough knowledge of automotive, agricultural and construction standards.
Trusted by Global Brands
Trusted by Global Brands
Long-term OEM supplier to Magna, Kubota, John Deere and other world-class customers.
Precision Tube Processing
Precision Tube Processing
Specialized in mirror rods, gearshift levers and structural tubes – new line boosts capacity by 40%.
Flexible & Fast Response
Flexible & Fast Response
Rapid prototyping and mass production per drawings or samples, full support from design to delivery.
About Us
Shanghai QSL, based in Jinshan Industrial Zone, specializes in OEM manufacturing of automotive and motorcycle parts with full capabilities including injection molding, stamping, bending, welding, painting and automated assembly.
We supply metal components, mirror parts and sub-assemblies to automotive, agricultural and construction industries, serving trusted clients like Magna, Kubota and John Deere. ISO 9001 certified for consistent quality.

Feel free to contact us

If you have any questions about our products or services, feel free to reach out to customer service team.