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Easy-to-pull thumbtack is more easier andconvenient to pull out the thumbtack than the older push pin.The hand part is designed into a flat and is no longer a circular.This change could makes it easier to rotate and more comfortable to take.As long as people hold it with fingers,and then rotate around,the thumbtack will be pulled out easily.Its material is still plastic and metal.
JiangNan university
Wuxi,Jiangsu, China
JiangNan university
Wuxi,Jiangsu, China