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.
NO DROP is an electronic drill partner designed for woman workers.
It combines protecting&humanistic caring functionality including dustpan
for powder splashing and handle for depth of the borehole.Besides，NO
DROP makes dustpan，measuring device and handle come into a whole
Hubei University of Technology