Dab tsi yog cov ntaub ntawv ntawm cov ntawv pov thawj tiv thaiv

Qee cov ntaub ntawv muaj txiaj ntsig los tiv thaiv cov khoom cuav, xws li cov ntawv tsis yooj yim. Daim ntawv lo tus kheej-nplaum ua tiav nrog nws li ntaub muaj kev tiv thaiv cuav. Hom ntawm tus kheej nplaum no yooj yim tawg, tsuas yog siv tau ib zaug thiab tsis tuaj yeem hloov pauv. Kuj tseem muaj kev luam tawm cov ntaub ntawv pov thawj ntawm cov ntaub ntawv zoo tib yam (coated ntawv, PVC, ntawv hluavtaws, yayinlong, thiab lwm yam), xws li QR code thiab bar code. Raws li ntev raws li cov neeg siv khoom lag luam luam theej duab QR code ntawm cov khoom, lawv yuav tso saib seb cov khoom puas yog qhov tseeb interface (tau kawg, cov ntaub ntawv khi los ntawm QR code txawv, thiab cov ntaub ntawv tau los ntawm kev luam theej duab kuj txawv), uas. yog qhov tsim nyog rau cov neeg siv khoom kom paub qhov txawv ntawm qhov tseeb.