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Easier / the pull ring of a jar lid

Easier
Easier

Now many jar lids, as they are not disposable, but repeated use. When you want to open the jar lid, we often can not find a suitable tool at hand.Now this issue is resolved, and only need the top of the lid to add a pull ring, each time when you want to open the jar lid,as long as you pull the pull lid,you can can easily open the jar lid.

University

South China Agricultural University

South China Agricultural University
Guangzhou, China

Guo Han from South China Agricultural University

Design

South China Agricultural University

South China Agricultural University
Guangzhou, China

Chen Huang