Press Release

>> Welcome you visit our new website www.doowincn.com
Welcome you visit our new website www.doowincn.com ...

>> 320T Proof Load Testing Utilizing Water Load Bags
320T Proof Load Testing for the pile driving barge utilizing DOOWIN proof load testing water load weight bags. 7 units load test weight bags are used for load testing. DOOWIN water load bags are the most effective and safety proof load testing solution....

>> Load Test Water Bags Type Certificated Drop Test
DOOWIN proof load test water weight bags have been drop-tested at the TUV National Engineering Laboratory, and gained type test accreditation at the 6:1 safety factor to meet LEEA Guidance 051. ...