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The design of a paper clip combined with the label is compared with the original clip.
so that when we separate file from resources,we can mark different category better and it's convenient for finding.
I am ready to let the label is designed to transparent plastics material,we can insert paper on its opening,It's convenient for changing the label paper when we named different file.
Inner ring parts of the paper clip is upturning in order to use it.
Chengdu University of Technology