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This is a stapler, it will pull the nails and staples combine to make us more convenient to use.
Jiangxi University of Finance and Economics
Nanchang, China
Junbin Zou,
Jiangxi University of Finance and Economics
Xiangjianan Zhao,
Jiangxi University of Finance and Economics
Shilin Xiong,
Jiangxi University of Finance and Economics
Yi Wei,
Jiangxi University of Finance and Economics