Recently, the Public safety diving team carry underwater communication and navigation system in Bohai sea to keep underwater positioning and underwater wireless message interaction, which is to improve the dive safety.

The firefighter dive team were in almost no-visibility situations and trying to search for an object, they deal with different underwater tasks including underwater security, search and rescue operation, search and positioning etc. With the help of the portable dive navigation computer, the divers' real time location will be able to be tracked and navigated by every member who is involved in the same underwater network, including the dive master, surface commander and even other divers who wear the dive navigation computer.

The underwater communication and navigation system supports to build the underwater wireless network and make the team being connected during the diving, by monitoring and managing the dive situation, it increases the safety methods and boost the teamwork, assists the professional divers like firefighter dive team, police dive team, SWAT dive team, rescue dive team etc a better dive experience.