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This folder not only has the different appearance of the folder and the clip, but it improves the usage mode making it easy to handle. There is a 100mm*60mm hollow-out design on the face and side face cover. User can place their hands on the hollow-out and adjust the paperand easily control the balance of the folder. The clip is suitable for A4, 60 piecespaper and designed by leverprinciple, so it is very convenientto take out the paper with one hand.
Yipeng Wang and Mengxue Xia