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Existing sewing needle tail threading gap design is very small, when users find it difficult to wear thin lines into it smoothly , it takes lots of time and energy especially for the old who have poor eyesight to use this product. This easy to wear needles will pin design concept into the tail, and users only need to wear it from the rear openings thin lines which makes the original trouble threading more useful and humanized.
Hubei University of Technology
Wuhan, China
Dongyi Cheng,
Hubei University of Technology
Rui Chen,
Hubei University of Technology