Sign up for an Award
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.
The concept of Keyhole is combine a “track system” with a door lock, which can guide blind people to make a key go into the key hole easier, even can lead normal people in the dark also.
Hui-Yun Chen Wei-chin Lee Chin-Hsiang Wang