Hello, welcome to DALI UNDERWATER CONSTRUCTION GROUP CO.,LTD official website! Site map | xml
CERTIFICATIONSHOME > CERTIFICATIONS

ISU international Salvage Union

Release time:2022-05-07 02:12:57 Browse:539Times

Relevant cases
Relevant news
  • What is channel dredging? [2022-05-16]

    Dredging is an underwater earthwork excavation project that uses manpower or machinery to dredge, expand or excavate deep rivers, lakes and other waters. For a long time, channel dredging has been an

  • Preparation before underwater fi [2022-05-16]

    Underwater fishing is dangerous, so it is very necessary to make preparations in advance. Before underwater fishing, please use lifting tools to prepare in advance. Next, follow Xiaobian to understand

  • Basic principle of sunken ship s [2022-05-16]

    What is the treatment principle of sunken ship salvage underwater engineering? The basic principle of underwater engineering is chemical grouting. Chemical grouting is to inject the pressure polymer m