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The Ring USB Disk / Electronic Products,

The Ring USB Disk
The Ring USB Disk

It is a protable USB disk,It can be ringed on Key chain or any clothing .The coupler on each end can make sure that will it not saparate in any case and make it easy to carry.if you have two pieces, you can connect them as a bracelet.

University

Xi 'an academy of fine arts

Xi 'an academy of fine arts
Xi 'an, China

naichuan xiao,
Xi 'an academy of fine arts