Qingdao Doowin Rubber And Plastic Co., Ltd.
Qingdao Doowin Rubber And Plastic Co., Ltd.
🇨🇳 China, Shandong
5.0·3 reviews
201111-50 peopleManufacturer/Trading CompanyQingdao Doowin Rubber And Plastic Co., Ltd. is a leading manufacturer and trading company based in Qingdao, China, specializing in heavy-duty PVC and TPU coated fabric products for marine, offshore, and industrial applications. Established in 2011, the company has developed a strong reputation for engineering high-performance solutions, including underwater air lifting bags, proof load testing water weight bags, and collapsible liquid storage tanks. Their extensive product portfolio also features marine salvage airbags, pneumatic rubber fenders, offshore buoys, and inflatable pipe plugs used for pipeline construction and repair.
Operating with a factory and a dedicated team of 11 to 50 employees, the company provides both OEM and ODM services to a global clientele. Their technical capabilities extend to providing crane load testing services and equipment rentals. Doowin's products are critical for underwater salvage operations and the proof load testing of cranes, davits, lifeboats, and bridges. The company maintains a rigorous quality management system and is ISO 9001 certified. Furthermore, their products are manufactured in accordance with international standards such as IMCA D016 and hold certifications from BV, SGS, and CCS.
With an annual revenue between US$2.5 million and US$5 million, the company serves diverse international markets across North America, Europe, Southeast Asia, and the Middle East. Their commitment to quality and technical excellence has made them a preferred supplier for key industry contractors and marine safety organizations worldwide.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
Own brandOwns and operates its own brands and manufacturing facilities.
Small batch productionSupports small or flexible order quantities.
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Dooflex Crane Load Test Water Bags
0·0 reviews
Dooflex Crane Load Test Water Bags, Find Details and Price about Water Bag Load Test Bag from Dooflex Crane Load Test Water Bags - Qingdao Doowin Rubber And Plastic Co., Ltd.$1000
Marine Salvage Boat Lift Air Bag
0·0 reviews
Marine Salvage Boat Lift Air Bag, Find Details and Price about Lift Bag Underwater Lift Bag from Marine Salvage Boat Lift Air Bag - Qingdao Doowin Rubber And Plastic Co., Ltd.$100
PVC Flexible Pillow Type Storage Potable Water Tank
0·0 reviews
PVC Flexible Pillow Type Storage Potable Water Tank, Find Details and Price about Water Tank Water Storage Tank from PVC Flexible Pillow Type Storage Potable Water Tank - Qingdao Doowin Rubber And Plastic Co., Ltd.$100
Remote Control Wireless Weight Sensor for Load Testing
0·0 reviews
Remote Control Wireless Weight Sensor for Load Testing, Find Details and Price about Water Weight Sensor Remote Control from Remote Control Wireless Weight Sensor for Load Testing - Qingdao Doowin Rubber And Plastic Co., Ltd.$100
Food Grade TPU Drink Water Storage Bladder Tank
0·0 reviews
Food Grade TPU Drink Water Storage Bladder Tank, Find Details and Price about Bladder Tank Water Bladder Tank from Food Grade TPU Drink Water Storage Bladder Tank - Qingdao Doowin Rubber And Plastic Co., Ltd.$100
Collapsible Fuel Bladder Pillow Tank
0·0 reviews
Collapsible Fuel Bladder Pillow Tank, Find Details and Price about Bladder Tank Water Bladder Tank from Collapsible Fuel Bladder Pillow Tank - Qingdao Doowin Rubber And Plastic Co., Ltd.$100
Yokohama Marine Floating Fender System Manufacture
0·0 reviews
Yokohama Marine Floating Fender System Manufacture, Find Details and Price about Yokohama Fenders Floating Fenders from Yokohama Marine Floating Fender System Manufacture - Qingdao Doowin Rubber And Plastic Co., Ltd.$1000
Marine Rubber Harbor Protection Yokohama Floating Pneumatic Fenders
0·0 reviews
Marine Rubber Harbor Protection Yokohama Floating Pneumatic Fenders, Find Details and Price about Yokohama Fenders Floating Fenders from Marine Rubber Harbor Protection Yokohama Floating Pneumatic Fenders - Qingdao Doowin Rubber And Plastic Co., Ltd.$1000
Yokohama Marine Floating Fenders
0·0 reviews
Yokohama Marine Floating Fenders, Find Details and Price about Yokohama Fenders Floating Fenders from Yokohama Marine Floating Fenders - Qingdao Doowin Rubber And Plastic Co., Ltd.$1000
Floating Marine Pneumatic Rubber Yokohama Fender Price
0·0 reviews
Floating Marine Pneumatic Rubber Yokohama Fender Price, Find Details and Price about Yokohama Fenders Floating Fenders from Floating Marine Pneumatic Rubber Yokohama Fender Price - Qingdao Doowin Rubber And Plastic Co., Ltd.
50ton Wireless Crane Scale Load Link for Crane Load Testing
0·0 reviews
50ton Wireless Crane Scale Load Link for Crane Load Testing, Find Details and Price about Load Cell Load Measure from 50ton Wireless Crane Scale Load Link for Crane Load Testing - Qingdao Doowin Rubber And Plastic Co., Ltd.
100kg Load Testing Lifeboat Water Bags
0·0 reviews
100kg Load Testing Lifeboat Water Bags, Find Details and Price about Proof Load Testing Bags Lifeboat Proof Load Testing Bags from 100kg Load Testing Lifeboat Water Bags - Qingdao Doowin Rubber And Plastic Co., Ltd.$120Reviews
5.0
3 reviews
Customers
AMERICAN MARINE SAFETY
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ISO 90011
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QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.
🇨🇳 China
201111-50 peopleManufacturerOEM manufacturer
ODM manufacturer
Low MOQ
Multi-country export
Shipments
57
Key customer
DEAN MARINE EXCAVATING
Key market
🇺🇸 United States
Description
QINGDAO DOOWIN MARINE ENGINEERING CO., LTD., established in 2011, is a professional manufacturer and contract manufacturer based in Qingdao, China, specializing in marine rubber and foam products. With 11 to 50 employees, the company offers ODM and OEM services, focusing on high-quality solutions for shipbuilding, marine rescue and salvage, energy and oil, and offshore shipping industries. Their product portfolio includes ship launching airbags, floating pneumatic rubber fenders (including Yokohama type), foam-filled fenders, inflatable pipe plugs, offshore buoys, subsea buoyancy modules, and syntactic foam products. QINGDAO DOOWIN MARINE ENGINEERING CO., LTD. is recognized as a leading manufacturer for ISO14409:2011 and CB/T 3795 rubber airbags and manufactures products fully compliant with ISO 17357 for Yokohama type pneumatic rubber fenders. The company operates a factory and holds ISO 9001 certification, alongside other approvals such as BV, ABS, LR, CCS, and SGS. Their engineers and consultants bring over 30 years of experience to product fabrication and application.
1.5X3.0m 3.3X4.5m 3500X5500mm Yokohama Fender Price Pneumatic Rubber Fender$199
Marine Pneumatic Rubber Fender Defenses for Boat Inflatable Boats Accessories Pontoon$150
Inflatable Pipeline Installation Buoyancy Support Airbags$1000
Inflatable Marine Part Inflatable Pontoon Large Boat Fenders Float Ball Cone Fender for Docks$150
Qingdao Doublewin Rubberware Co., Limited
🇨🇳 China
200451-100 peopleTrading Company/ManufacturerEstablished brand
OEM manufacturer
Product customization
Shipments
22
Key customer
KAMERS BRASIL
Key market
🇦🇺 Australia
Description
Qingdao Doublewin Rubberware Co., Limited is a manufacturer and trading company based in Qingdao, China, specializing in a wide range of rubber and PU wheel products. Established between 2000 and 2008, the company operates with 51 to 100 employees and holds a BSCI certification. They offer OEM services and have their own factory and production lines for rubber wheels and plastic rims. Their extensive product portfolio includes pneumatic wheels, PU wheels, solid wheels (including rubber-powder and rubber-plastic solid wheels), motorcycle tyres, inner tubes, wheelbarrow tyres and tubes, as well as complete wheelbarrows, hand trucks, and carts. These products are designed for diverse applications such as material handling tools, wheelbarrows, wheeled dustbins, air compressors, mixing machines, and mowers. Qingdao Doublewin Rubberware Co., Limited emphasizes high-quality products at reasonable prices and offers customization based on customer requirements and designs. The company exports to numerous international markets, including Australia, Canada, Germany, India, the Russian Federation, South America, and Western Europe, with a global market presence.
Motorcycle Tyre (DWM022)
Motorcycle Tyre (DWM002)
Rubber Wheel (PR1401)
Mancal for Wheelbarrow$0.18
