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In daily life, we are accustomed to trimming our nails orderly neatly for the health and elegance’s sake.However, in such conditions, we may be confronted with some trouble such as failing to open the pull-tab of zip-top can. Sometimes, our nail can even been hurted.Consequently I made some design on the pull tab, that is ,changing the normal shape to upward the form. Then we can not only open the zip-top more easier but also protect our nails successfully.
Shandong University of Science and Technology