About us

DOOWIN MARINE

China Leading Porfessional Manufacturer of
Marine Rubber Airbags – Yokohama Fenders – Foam Fenders – Offshore Buoys

who we are?

Doowin Marine is a professional manufacturer of ship launching airbags, pneumatic rubber fenders, foam-filled fenders, inflatable pipe plugs, and offshore foam buoys.

Doowin Marine is the leading manufacturer for ISO14409:2011 or CB/T 3795 rubber airbags/marine inflatable airbags. Marine rubber airbags, known as ship launching airbags or ship launching balloons can be used for ship launching and landing, heavy lifting, and marine salvage.

Our floating fenders include pneumatic rubber fenders and foam filled fenders. Our Yokohama type pneumatic rubber fenders are produced and inspected complying with ISO 17357. Our inflatable pipe plugs are widely applicable to all kinds of municipal pipes blocking as stoppers. We also produce the various offshore foam buoys used for surface to sub-sea 7000m.

Our engineers and consultants have been in fabrication and use these products for more than 30 years. Doowin Marine has the clients in the ship building, marine rescue and salvage, energy and oil, offshore shipping, and other industries all over the world. Doowin Marine products passed rigorous ISO 9001:2008 Quality Management System, approved by the third party SGS, BV, CCS, ABS, LR, BV.

Please note: Doowin Marine is the brand of Qingdao Doowin Marine Engineering Co.,Ltd, who is professional manufacturer of rubber and foam products. We have our own factory located in Qingdao, China.

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 the first-class rubber raw material and synthetic-tire-cord layers.
The advanced production technology and management system can help control the cost effectively, offering the client the best price.

Quality Assurance

We Believe In Quality is Life

Quality is morality, Quality is integrity, Quality is respect to clients.

Meet the Team - Versatile Driven Innovation

Driven by a passion for progress, our R&D experts turn challenges into industry-leading ship-launching, fendering and buoyancy solutions. Our dedicated R&D team relentlessly pursues innovation, ensuring our products stay ahead of your evolving needs.

The Commitment to Quality is Our Top Priority

Why DOOWIN MARINE

Third Party Inspection

We provide BV, DVN, ABS, LR certificate.

Compression Testing

Pneumatic fenders compression testing

Advanced Production Technology

Advanced integral winding technology

Long Warranty withou Worries

We provide 24 months warranty

Hydraulic Burst Test

Passed hydraulic burst test

International Standard

ISO 17357:2002 & ISO 14409

Qualified Raw Material

High quality rubber & synthetic-tire-cord

CNC Processing

Foam blocks are producted by CNC machine.

What Our Clients Say

We work for many shipyards, ports, and offshore companies all over the world.
The main market include Malaysia, Indonesia, Vietnam, Turkey, India, Singapore, Thailand, Australia, UAE, Africa, America, Singapore, Brazil, Chile, Panama, Nigeria, and European

"We cooperated with Doowin for many years. Their engineers are professional and experienced. Gave us a lot of valuable project proposals. Their Yokohama fenders and airbags are qualified and meet ISO standard. Their services are top-level. We are very fortunate to know Doowin team."

"Doowin-Marine's ship airbags are fantastic. Very sturdy and easy to operate. They offered a helpful solution in our ship launching projects, greatly improving safety and efficiency”

"I am very happy to cooperate with doowin. Their engineers provided professional guidance services from the configuration design of the fender to the later installation and use. Their Yokohama fenders are also amazing."