At present, many consumers come to our company for inspection and consultation on the underwater rescue price of our technicians. What is the price measurement standard? Why are some prices very low a

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

Sunken ship salvage in underwater salvage: six different methods can be adopted according to the size of sunken ship and the specific location of the event. However, various methods can be used alone,