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Drone tubes do not ride the tide .
To get the person who has fallen into the sea, drone tube has to be thrown exactly to the person
If not, person will be swept way to the tides
If there is no one who can give structure right away, that will lead to a more serious accident .
Drone tube is the live saving tube combined with flying drone. it Recognizes the person getting GPS and arrive accurately to the dangerous man by flying
kongju univercity
chenan-ci, South Korea
inheok jung,
kongju univercity
jiho jung,
kongju univercity
