DE JI 6-700T full-rotating Crane Barge

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

Wind power hoisting is a very important task, especially in offshore wind power hoisting, we must do a good job in all aspects of protection. For wind power hoisting, we generally need to pay attentio

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