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.
In the process of sexual life,the blind can not easily distinguish
the positive from negative,whice brings a great trouble to them.
The packing of the condoms is designed with Braille.The direction
of the Braille is the same with that of condom.So that the blind
could distinguish the positive from negative by touching the Braille.
It briings convenience to the blind.Besides,nomal persons
distinguish the positive from negative directly by Braille,especially
in the dark.
Wuhan University of Technology
Han Bing Fang Jiangcheng Chang Hao