Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
When the driver drive, they can not know actually the other cars kept how much speed. when some car move or chang other line, this side speed show this car kept how much speed so can make more safe road.
Hanyang cyber university
Seoul, South Korea
Deagu, South Korea