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An easier way to follow your intuition.
We found that people tend to pull out the core of toilet paper roll and then use papers inside the roll. However,the effort of pulling out the core is tough. Therefore, we redesigned the core of toilet paper in order to make the pull-out job easily and intuitive.
Tsinghua Universtiy
ogin_password, China
Tsinghua Universtiy
ogin_password, China
Kang yuan, Zhang Xi, He Siqian