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Directional Label / Easy to set up nets

Directional Label
Directional Label

Easy opening bottle cap
We may often be annoyed for no bottle opener when we are drinking on a party. This design cuts a breach on the bottle cap and then two bottle caps can be close. We can open a bottle by another one at last.

University

fuzhou university

fuzhou university
Xiamen, China

Fuqin Liu,
fuzhou university

Zhengqiang XU,
fuzhou university

Jing Yang,
fuzhou university

Jun Yan,
fuzhou university

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