Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
It's difficule to open bottle cap for single hand disabled people. This
design can make people use one hand to open the bottle cap.
Beijing Technology and Business University
Beijing, China
Beijing Technology and Business University
Beijing, China
Siyu Huang