• Qingdao Doowin Rubber And Plastic Co., Ltd.

    Qingdao Doowin Rubber and Plastic Co., Ltd. is a leading manufacturer of underwater open bottom lifting bags, enclosed air lift proof load testing water weight lifeboat & davit test salvage tubes pontoons, marker buoys inflatable fenders, liquid storage PVC tanks, other products made heavy ...

    Telephone:86-532-87788178Address:No.18 of Xiazhuang Industry Park, Chengyang

  • Jiangyin Hefo Ship Engineering Co., Ltd.

    Jiang Yin HEFO Ship Engineering Co., Ltd. is a major manufacturer of water filled bags for proof load testing. The HEU bag, with its distinguished design, and yet being tested certified, amongst the most reliable reasonably priced in market. Water are widely used testing lifting hoistng ...

    Telephone:0086-510-86990108Address:jinshan road 201# chengdong

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