jinshan road 201# chengdong

Jiang Yin HEFO Ship Engineering Co., Ltd. is a major manufacturer of water filled water bags for proof load testing. The HEU water bag, with its distinguished design, and yet being tested and certifie...

No.18 of Xiazhuang Industry Park, Chengyang

Qingdao Doowin Rubber and Plastic Co., Ltd. is a leading manufacturer of underwater open bottom lifting bags, enclosed air lift bags, proof load testing water weight bags, lifeboat & davit tes...