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Easy to thread a needle / Easy to thread a needle

Easy to thread a needle

The streched needle can make it easier to thread.Afterthe string is put into the eye,we can make the ends together.And after use it,we can make it strech like before easily.

University

Wuhan University of Technology

Wuhan University of Technology
Wuhan, China

Zhen Liu,
Wuhan University of Technology

Sufen Zhao,
Wuhan University of Technology

Chao Zhou,
Wuhan University of Technology

Jianmei Li ,
Wuhan University of Technology