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Production Line

Workshop Insights: Where Innovation Meets Craftsmanship

Our experienced engineers and workers design and manufacture qualified airbags, fenders, plugs, and buoys.
We create outstanding products always. We use high-quality rubber raw materials and synthetic-tire-cord layers.
The advanced production technology and management system can help control cost effectively, offering the client the best price.

01 - Global Sourcing for Uncompromising Quality

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02 - Production and Processing Workshop

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03 - Vulcanization and Polyurethane Spraying

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04 - Rigorous Testing and Inspection - Classification Society Inspection, Burst Inspection, Compression Test

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05 - Rigorous Packaging & Reliable Shipping for Optimal Delivery

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OEM/ODM Capability

QINGDAO DOOWIN MARINE ENGINEERING CO., LTD. factory production line 0We provide full-service OEM/ODM solutions, enabling brands to focus on marketing while we handle production or design-to-delivery.

OEM Services:
Strictly follow client specifications for precision manufacturing 
Scalable production from prototypes to mass volumes 

ODM Services:
In-house R&D designs customizable products
Fast market entry with ready-to-brand solutions

Why Us?
Quality: ISO-certified processes, rigorous testing
Flexibility: Support both exclusive (OEM) and shared-design (ODM) models

R&D Capacity

Doowin Marine is committed to a technology-driven approach, continuously investing in R&D, building a professional team, and upgrading our experimental equipment. We've also engaged experienced senior engineers from around the world as technical consultants to ensure the successful implementation of new projects and the launch of innovative products.

To further enhance our innovation capabilities, we actively foster collaboration with leading global research institutions, including CCCC, Ocean University of China, and Qingdao University of Science and Technology, through extensive technology exchange and strategic partnerships.

Since our inception, we've been at the forefront of adopting cutting-edge production technologies, such as Yokohama Fenders' Molded Technology,  Production Technology for foam-filled fenders and mooring buoys, and Glass microsphere deep-sea buoyancy material.

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