According to Hong Kong " civil report " report, hong Kong scientific house holds the introduction 11 days afore-mentioned palmmprint differentiate systematic exhibition, computation of electron of college of industry of grain of inventor, Hong Kong learns a department to teach magnify roc to say, this palmmprint that studied a success 2002 differentiates system, pass through the geometrical feature of on hand many palmmprint, will identify individual identity, its correctness is extremely tall, applicable is mixed at check on work attendance of bank, employee discrepancy place system.

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