Rau hauv ib lub flash stamp
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Rau nyob rau hauv ib tug roller stamp / Multi-sided roller stamp
Ib tug rau-sided roller stamp, rau qhov sib txawv tsim tuaj yeem ua los ntawm ib lub stamp.
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Rau hauv ib lub flash stamp / Multi-sided flash stamp
Lub teeb nyem nrog cov qauv hexahedral, rau qhov sib txawv tsim tuaj yeem ua los ntawm ib lub thwj.
