APP-based NFC patrol system yog ua raws li NFC thev naus laus zis thiab cov neeg ua haujlwm sib koom tes, thiab siv cov qauv qhib thiab cov qauv tsim qauv tsim kom paub txog kev sib koom ua ke ntawm NFC tag rau npe, sau cov ntaub ntawv, cov ntsiab lus nkag, lub sijhawm xa tawm ntawm daim npav cov ntaub ntawv, cov ntaub ntawv. Management, Query sta...
Nyeem ntxiv