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Braille Convenience Paste / Blind supplies

Braille Convenience Paste

This is a Braille sticker, which can be pasted on the items needed by the blind to help the blind.

University

Changsha University of Science

Changsha University of Science
Changsha, China

Yibo Ma,
Changsha University of Science

Sirui Yang,
Changsha University of Science

Weilu Zhao,
Hubei University of Technology

Jianfeng Yue,
Wuhan Polytechnic University