Underwater crack and lea..
  Valve repair，dam test..
  The bridge reinforcement..
  Underwater casting concr..
  Underwater reinforcement..
  Underwater detection，vid..
  Underwater dredging，seal..
  Underwater cutting，weldi..
  Underwater，explored the ..
  Underwater installation ..
 


Site name: guangzhou brothers dredging diving salvage 
Tel: 139-2508-0088 
Fax: 020-62373148 
E-mail: 252183547 @qq.com 
Contact: zeng-hua liu 
Website: www.gzdalao.com 
Address: guangzhou zhuhai 16 six small chau village street alley no. 8

 
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Guangzhou brothers dredging diving salvage www.gzdalao.com @ 2001 ~ 2015 All rights reserved 
Tel: 139-2508-0088 fax: 020-62373148 E-mail: 252183547 @qq.com contacts: zeng-hua liu 
Address: guangzhou zhuhai 16 six small chau village street alley no. 8