DooFlex Flexible Engineering is Chinese leading manufacturer of flexible products made of PVC and TPU coating fabric.

DooFlex is the professional manufacturer of underwater air lifting bags, salvage pontoon, pipeline buoyancy bags, proof load testing water weight bags, lifeboat test water bags, flexible bulk liquid storage & transportation PVC tankers, marker buoys and inflatable fenders, pipe stopper. With a strong reputation for quality, DooFlex is considered the first choice supplier by many key industry suppliers, contractors and end-users.

DooFlex is Chinese unique professional manufacturer of underwater air lifting bags and buoyancy bags. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used for marine salvage, and pipeline laying work. All DooFlex inflatable air lifting bags are manufactured comply with IMCA D016, Rev3 Guidelines.

DooFlex water filled weight bags are manufactured and tested comply with the requirements of LEEA 051. DooFlex equip the modern production machine, use the market-leading material, and advance production technology to manufacture high quality water weight bags.

DooFlex's engineers and consultants have been in fabrication and use these products for more than 30 years. DooFlex has the clients in the Diving, Marine Rescue and Salvage, Energy and Oil, Offshore Shipping, and other industries all over the world.

DooFlex's products passed rigorous ISO 9001:2008 Quality Management System, approved by the third party SGS, BV, CCS, ABS, LR, BV.