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R-key is the key to the redesign.The idea comes from the feature of triangle.
when open the door,we usually have difficulty in finding the side of the key.
So,it results the speed of openning time becoming the long.
If you use our key,you can rapidly find the side of the key and it can save your
time.
Beijing Technology and Business university
Beijing, China
Wanqiang Li,
Beijing Technology and Business university
Ning Chen,
Beijing Technology and Business university
Haiqiang Jiang,
Beijing Technology and Business university
Ruonan Li,
Beijing Technology and Business university