Divers are professionals who work underwater. Professionals engaged in diving who are physically qualified after medical examination and selection according to regulations and obtain qualification certificates after professional knowledge and skill training. As the diving depth increases, the water pressure will increase. Therefore, during the diving process, divers should make cavity balance every 1m - a simple action similar to snot, so that the pressure in their ears is consistent with the water pressure.
After putting on diving suits, divers can slowly dive down from the shore with oxygen cylinders on their backs and diving goggles on their backs after diving training. Generally, they can dive 4-10 meters deep. They will easily become an undersea messenger and open the mysterious window of the undersea world. You will see all kinds of corals and tropical fish of different shapes and colors shuttling through the undersea canyon, Swim in the sea with fish.