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According to World Health Organization estimates, about 450,000 people worldwide die from accidental drowning every year.The golden time for drowning rescue is only 3 minutes.For a drowning people, the rescue equipment has played a great role."Drowning rescue equipment" can quickly approach the drowned person and immediately descend directly below the drowned person after determining the exact position of the drowned person，pop up the air cushion and inflate quickly，the buoyancy of the air cushion lifts the drowned person out of the water.And quickly returned to the shore to allow the drowned person to receive treatment as soon as possible.
Science and Technology Liaoning
University of Science and Technology Liaoning