DE JI 7-400T full-rotating Crane Barge

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

Underwater cutting is another underwater project. With the rapid development of economy, underwater cutting is more and more widely used. What are the environmental requirements of underwater cutting?

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